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# updated_at  = 2023-12-02T06:08:31Z
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2023-09-02T11:00:51Z	**Teaching a Mini-Tesla to Steer Itself**
![](https://hackaday.com/wp-content/uploads/2023/08/teskart.png?w=800)

At the risk of stating the obvious, even when you’ve got unlimited resources and access to the best engineering minds, self-driving cars are hard. Building a multi-ton guided missile that […read more](https://hackaday.com/2023/09/02/teaching-a-mini-tesla-to-steer-itself/) ⌘ [Read more](https://hackaday.com/2023/09/02/teaching-a-mini-tesla-to-steer-itself/)
2023-09-02T14:00:27Z	**To Give Is Better Than To Receive**
![](https://hackaday.com/wp-content/uploads/2023/09/Presentation_B.jpg?w=800)

Better to give a talk at a hacker event, that is. Or in your hackerspace, or even just to a bunch of fellow nerds whenever you can. When you give […read more](https://hackaday.com/2023/09/02/to-give-is-better-than-to-receive/) ⌘ [Read more](https://hackaday.com/2023/09/02/to-give-is-better-than-to-receive/)
2023-09-02T17:00:55Z	**Will an 8088 Run DOOM? Now, Yes It Will!**
![](https://hackaday.com/wp-content/uploads/2023/08/88doom-featured.jpg?w=800)

The question on everyone’s lips when a new piece of hardware comes out is this: Will it run DOOM? Many pieces of modern hardware have been coaxed into playing id […read more](https://hackaday.com/2023/09/02/will-an-8088-run-doom-now-yes-it-will/) ⌘ [Read more](https://hackaday.com/2023/09/02/will-an-8088-run-doom-now-yes-it-will/)
2023-09-02T20:00:10Z	**Solar Powered Flower Chases The Light**
![](https://hackaday.com/wp-content/uploads/2023/08/F362RZDLLUW4DLR-1-e1693541169641.jpg?w=800)

Many plants are capable of tracking the sun in order to get the most possible light. [hannu\_hell] built a solar powered sculpture that replicates this light sensitivity for the benefit […read more](https://hackaday.com/2023/09/02/solar-powered-flower-chases-the-light/) ⌘ [Read more](https://hackaday.com/2023/09/02/solar-powered-flower-chases-the-light/)
2023-09-02T23:00:42Z	**Is a Pigeon faster than the Internet?**
![](https://hackaday.com/wp-content/uploads/2023/08/bird-feature.png?w=800)

[Jeff Geerling]’s latest project is for the birds — literally. Even though he has a brand new high-speed fiber optic internet connection, online backups of YouTube video projects still take […read more](https://hackaday.com/2023/09/02/is-a-pigeon-faster-than-the-internet/) ⌘ [Read more](https://hackaday.com/2023/09/02/is-a-pigeon-faster-than-the-internet/)
2023-09-03T02:00:06Z	**High Quality 3D Scene Generation from 2D Source, In Realtime**
![](https://hackaday.com/wp-content/uploads/2023/08/bicycle-realtime-nerf-generation.gif?w=480)

Here’s some fascinating work presented at SIGGRAPH 2023 of a method for radiance field rendering using a novel technique called Gaussian Splatting. What’s that mean? It means synthesizing a 3D […read more](https://hackaday.com/2023/09/02/high-quality-3d-scene-generation-from-2d-source-in-realtime/) ⌘ [Read more](https://hackaday.com/2023/09/02/high-quality-3d-scene-generation-from-2d-source-in-realtime/)
2023-09-03T05:00:48Z	**Arduino-Powered Trap Hopes To Catch Mice**
![](https://hackaday.com/wp-content/uploads/2023/08/How-to-Make-Arduino-Mouse-Trap-_-Harmless-mouse-trap-3-55-screenshot.png?w=800)

The old adage that you’ll make a fortune by developing a better mouse trap is not super realistic, as the engineers behind Sony’s Betamax video tape standard could tell you. […read more](https://hackaday.com/2023/09/02/arduino-powered-trap-hopes-to-catch-mice/) ⌘ [Read more](https://hackaday.com/2023/09/02/arduino-powered-trap-hopes-to-catch-mice/)
2023-09-03T08:00:56Z	**Here’s Why GPUs Are Deep Learning’s Best Friend**
![](https://hackaday.com/wp-content/uploads/2018/05/ros.jpg?w=800)

If you have a curiosity about how fancy graphics cards actually work, and why they are so well-suited to AI-type applications, then take a few minutes to read [Tim Dettmers] explain […read more](https://hackaday.com/2023/09/03/heres-why-gpus-are-deep-learnings-best-friend/) ⌘ [Read more](https://hackaday.com/2023/09/03/heres-why-gpus-are-deep-learnings-best-friend/)
2023-09-03T11:00:18Z	**Hackaday Prize 2023: Gen5X A Generatively Designed 5-Axis 3D Printer**
![](https://hackaday.com/wp-content/uploads/2023/08/4743521682764018382-featured.png?w=800)

[Ric Real] is entering the 2023 Hackaday Prize with the Gen5X, a generatively designed 3D printed five-axis 3D printer. The concept is not a new one, with the type of […read more](https://hackaday.com/2023/09/03/hackaday-prize-2023-gen5x-a-generatively-designed-5-axis-3d-printer/) ⌘ [Read more](https://hackaday.com/2023/09/03/hackaday-prize-2023-gen5x-a-generatively-designed-5-axis-3d-printer/)
2023-09-03T14:00:13Z	**If You Aren’t Making Your Own Relays…**
![](https://hackaday.com/wp-content/uploads/2023/09/relay.png?w=800)

We’ve all been there. Someone will say something like, “I remember when we had to put our programs on a floppy disk…” Then someone will interrupt: “Floppy disk? We would […read more](https://hackaday.com/2023/09/03/if-you-arent-making-your-own-relays/) ⌘ [Read more](https://hackaday.com/2023/09/03/if-you-arent-making-your-own-relays/)
2023-09-03T17:00:06Z	**Tiny Drone Racing Gate Records Your Best Laps**
![](https://hackaday.com/wp-content/uploads/2023/08/DIY-TinyWhoop-FPV-Racing-Gate-with-Timer-0-35-screenshot.png?w=800)

Professional drone racing is now an elite sport, with all the high-end tech, coverage, and equipment that goes along with it. If you’re just practicing with tiny drones in your […read more](https://hackaday.com/2023/09/03/tiny-drone-racing-gate-records-your-best-laps/) ⌘ [Read more](https://hackaday.com/2023/09/03/tiny-drone-racing-gate-records-your-best-laps/)
2023-09-03T20:00:24Z	**Bare PCB Makes A Decent Homemade Smart Watch**
![](https://hackaday.com/wp-content/uploads/2023/08/FSL09JQLLZ6FA3V-1.webp?w=800)

These days, we live in a post-Dick Tracy world, where you can make a phone call with your fancy wristwatch, and lots more besides. [akashv44] has gone a simpler route, […read more](https://hackaday.com/2023/09/03/bare-pcb-makes-a-decent-homemade-smart-watch/) ⌘ [Read more](https://hackaday.com/2023/09/03/bare-pcb-makes-a-decent-homemade-smart-watch/)
2023-09-03T23:00:04Z	**Hackaday Links: September 3, 2023**
![Hackaday Links Column Banner](https://hackaday.com/wp-content/uploads/2014/11/had-links-banner.jpg?w=800)

Right-to-repair has been a hot-button topic lately, with everyone from consumers to farmers pretty much united behind the idea that owning an item should come with a plausible path to […read more](https://hackaday.com/2023/09/03/hackaday-links-september-3-2023/) ⌘ [Read more](https://hackaday.com/2023/09/03/hackaday-links-september-3-2023/)
2023-09-04T02:00:51Z	**Growing Oxides on Silicon on the Road to DIY Semiconductors**
![](https://hackaday.com/wp-content/uploads/2023/09/oxides.png?w=800)

Doing anything that requires measurements in nanometers is pretty difficult, and seems like it would require some pretty sophisticated equipment. But when the task at hand is growing oxide layers […read more](https://hackaday.com/2023/09/03/growing-oxides-on-silicon-on-the-road-to-diy-semiconductors/) ⌘ [Read more](https://hackaday.com/2023/09/03/growing-oxides-on-silicon-on-the-road-to-diy-semiconductors/)
2023-09-04T05:00:27Z	**Modding a Nerf Blaster The Old Fashioned Way**
![](https://hackaday.com/wp-content/uploads/2023/08/This-Nerf-pistol-terrifies-me-5-47-screenshot.png?w=800)

The Pistol Splat was a very weak blaster built for children, designed to shoot toy-grade paintball-like ammunition. [Matt Yuan] recognised the potential of the single-shot design, though, and repurposed it […read more](https://hackaday.com/2023/09/03/modding-a-nerf-blaster-the-old-fashioned-way/) ⌘ [Read more](https://hackaday.com/2023/09/03/modding-a-nerf-blaster-the-old-fashioned-way/)
2023-09-04T08:00:20Z	**Fiery Torch Build Is Remarkably Stylish**
![](https://hackaday.com/wp-content/uploads/2023/08/Crafting-a-Torch-With-a-Torch-17-41-screenshot.png?w=800)

Hollywood movies, RPGs, and Dungeons and Dragons campaigns are all full of flaming torches. They’re a typical source of light in scenarios where electrical solutions simply aren’t available. [Wesley Treat] […read more](https://hackaday.com/2023/09/04/fiery-torch-build-is-remarkably-stylish/) ⌘ [Read more](https://hackaday.com/2023/09/04/fiery-torch-build-is-remarkably-stylish/)
2023-09-04T11:00:58Z	**See Some Of The Stranger VR Ideas From SIGGRAPH**
![](https://hackaday.com/wp-content/uploads/2023/08/somatoshift.png?w=800)

[Devin Coldewey] shared his experiences with some of the more unusual VR concepts on display at SIGGRAPH 2023. Some of these ideas are pretty interesting in their own right, and […read more](https://hackaday.com/2023/09/04/see-some-of-the-stranger-vr-ideas-from-siggraph/) ⌘ [Read more](https://hackaday.com/2023/09/04/see-some-of-the-stranger-vr-ideas-from-siggraph/)
2023-09-04T14:00:00Z	**Minimalist LED Lamp Is Circular Beauty Incarnate**
![](https://hackaday.com/wp-content/uploads/2023/08/A-Minimalist-LED-Lamp-Rainbow-Demo-Reel-1-56-screenshot.png?w=800)

Lamps used to be things built to provide light with specific purpose, whether as reading lamps, desk lamps, or bedside table lamps. Now we just build them for the vibes, […read more](https://hackaday.com/2023/09/04/minimalist-led-lamp-is-circular-beauty-incarnate/) ⌘ [Read more](https://hackaday.com/2023/09/04/minimalist-led-lamp-is-circular-beauty-incarnate/)
2023-09-04T18:00:56Z	**The ‘Scope of This Kickstarter? Ten Years.**
![](https://hackaday.com/wp-content/uploads/2023/09/scope-watch-800.png?w=785)

It may have taken ten years to come through on this particular Kickstarter, but a promise is a promise. In late August 2023, backers who had since likely forgotten all […read more](https://hackaday.com/2023/09/04/the-scope-of-this-kickstarter-ten-years/) ⌘ [Read more](https://hackaday.com/2023/09/04/the-scope-of-this-kickstarter-ten-years/)
2023-09-04T20:00:46Z	**Developing a 4,500 RPM Twin-Cylinder Air Engine**
![](https://hackaday.com/wp-content/uploads/2023/08/4500RPM-Air-Engine-9-13-screenshot.png?w=800)

Compressed air isn’t really a practical form of energy storage for headline uses like transport or heating, but it’s a fun thing to tinker with at the small scale. [Tom […read more](https://hackaday.com/2023/09/04/developing-a-4500-rpm-twin-cylinder-air-engine/) ⌘ [Read more](https://hackaday.com/2023/09/04/developing-a-4500-rpm-twin-cylinder-air-engine/)
2023-09-04T23:00:55Z	**Heat Pump Control That Works**
![](https://hackaday.com/wp-content/uploads/2023/09/heat-pump-main.jpg?w=800)

Heat pumps are taking the world by storm, and for good reason. Not only are they many times more efficient than electric heaters, but they can also be used to […read more](https://hackaday.com/2023/09/04/heat-pump-control-that-works/) ⌘ [Read more](https://hackaday.com/2023/09/04/heat-pump-control-that-works/)
2023-09-05T02:00:46Z	**3D Printed — Um — Hook and Loop Fasteners**
![](https://hackaday.com/wp-content/uploads/2023/09/hookloop.png?w=800)

[Teaching Tech’s] latest video discusses “3D printed Velcro.” But as even he admits, Velcro is a trademark, so we think it is more appropriate to talk about hook and loop […read more](https://hackaday.com/2023/09/04/3d-printed-um-hook-and-loop-fasteners/) ⌘ [Read more](https://hackaday.com/2023/09/04/3d-printed-um-hook-and-loop-fasteners/)
2023-09-05T05:00:15Z	**This Model Mimics the International Space Station**
![A scale model of the International Space Station](https://hackaday.com/wp-content/uploads/2023/09/iss.png?w=800)

It’s not an overstatement to say that the International Space Station (ISS for short) is an amazing feat of engineering, especially considering that it has been going for over two […read more](https://hackaday.com/2023/09/04/this-model-mimics-the-international-space-station/) ⌘ [Read more](https://hackaday.com/2023/09/04/this-model-mimics-the-international-space-station/)
2023-09-05T08:00:20Z	**Hands-Free Compass Uses Haptic Feedback**
![](https://hackaday.com/wp-content/uploads/2023/09/compass-belt-main-e1693888162185.jpg?w=800)

If you’ve never experienced it before, getting turned around on a cloudy day in the woods or getting lost during an event like a snowstorm can be extremely disorienting and […read more](https://hackaday.com/2023/09/05/hands-free-compass-uses-haptic-feedback/) ⌘ [Read more](https://hackaday.com/2023/09/05/hands-free-compass-uses-haptic-feedback/)
2023-09-05T11:00:00Z	**Entertain Your Cats Automatically with LazerPaw**
![An automatic laser turret playing with a cat.](https://hackaday.com/wp-content/uploads/2023/09/lazerpaw_banner.jpg?w=800)

Most of us would agree that kittens are very cute, but require lots of attention in return. What would you do if you adopted three abandoned cats but didn’t have […read more](https://hackaday.com/2023/09/05/entertain-your-cats-automatically-with-lazerpaw/) ⌘ [Read more](https://hackaday.com/2023/09/05/entertain-your-cats-automatically-with-lazerpaw/)
2023-09-05T14:00:49Z	**You’ve Got Mail: Straining the Limits of Machine and Man**
![](https://hackaday.com/wp-content/uploads/2023/07/USPS.jpg?w=800)

When we last left this subject, I told you all about Transorma, the first letter-sorting machine in semi-wide use. But before and since Transorma, machines have come about to perform […read more](https://hackaday.com/2023/09/05/youve-got-mail-straining-the-limits-of-machine-and-man/) ⌘ [Read more](https://hackaday.com/2023/09/05/youve-got-mail-straining-the-limits-of-machine-and-man/)
2023-09-05T15:00:00Z	**USB-C Power For Ham Radio**
![](https://hackaday.com/wp-content/uploads/2023/09/usb-radio-main-e1693888770959.jpg?w=800)

Even though manufacturers of handheld ham radios have been busy adding all sorts of bells and whistles into their portable offerings, for some reason, many of them lack a modern […read more](https://hackaday.com/2023/09/05/usb-c-power-for-ham-radio/) ⌘ [Read more](https://hackaday.com/2023/09/05/usb-c-power-for-ham-radio/)
2023-09-05T16:00:26Z	**Hackaday Prize 2023: The Gearing Up Challenge Finalists**
![](https://hackaday.com/wp-content/uploads/2023/04/prize2023_banner.jpg?w=800)

If there’s more to life than just a workshop full of tools, it’s probably a workshop full of tools that you’ve built yourself. At least that was the thinking behind […read more](https://hackaday.com/2023/09/05/hackaday-prize-2023-the-gearing-up-challenge-finalists/) ⌘ [Read more](https://hackaday.com/2023/09/05/hackaday-prize-2023-the-gearing-up-challenge-finalists/)
2023-09-05T17:00:58Z	**Jenny’s Daily Drivers: Raspberry Pi Desktop**
![](https://hackaday.com/wp-content/uploads/2019/11/Raspberry-Pi-4-Logo-with-Cartridge-Background.png?w=800)

One of the more exciting prospects upon receiving one of the earliest Raspberry Pi boards back in 2012 was that it was a fully-functional desktop computer in the palm of […read more](https://hackaday.com/2023/09/05/jennys-daily-drivers-raspberry-pi-desktop/) ⌘ [Read more](https://hackaday.com/2023/09/05/jennys-daily-drivers-raspberry-pi-desktop/)
2023-09-05T18:30:34Z	**Spooky Noise Box Has Post-Halloween Potential**
![](https://hackaday.com/wp-content/uploads/2023/09/noise-box-800.jpg?w=800)

There’s more than one way to scare people on Halloween. Sure, there’s always the low-brow jump scare, but that will generally just annoy the person and possibly cause a heart […read more](https://hackaday.com/2023/09/05/spooky-noise-box-has-post-halloween-potential/) ⌘ [Read more](https://hackaday.com/2023/09/05/spooky-noise-box-has-post-halloween-potential/)
2023-09-05T20:00:08Z	**Raspi-Powered Typewriter Is a Real MUSE**
![](https://hackaday.com/wp-content/uploads/2023/09/MUSE-800.png?w=800)

Thanks to parenting and life in general, [Brendan] had fallen out of the habit of writing and wasn’t happy about it. If you write anything ever, you already know there […read more](https://hackaday.com/2023/09/05/raspi-powered-typewriter-is-a-real-muse/) ⌘ [Read more](https://hackaday.com/2023/09/05/raspi-powered-typewriter-is-a-real-muse/)
2023-09-05T23:00:48Z	**Clean Up Your Resin-Printing Rinse with Dialysis**
![](https://hackaday.com/wp-content/uploads/2023/09/resin_dialysis.png?w=800)

There’s a lot to like about resin 3D printing. The detail, the smooth surface finish, the mechanical simplicity of the printer itself compared to an FDM printer. But there are […read more](https://hackaday.com/2023/09/05/clean-up-your-resin-printing-rinse-with-dialysis/) ⌘ [Read more](https://hackaday.com/2023/09/05/clean-up-your-resin-printing-rinse-with-dialysis/)
2023-09-06T02:00:08Z	**Electro-Optical Control of Lasers with a Licorice Twist**
![](https://hackaday.com/wp-content/uploads/2023/09/kerr_cell.png?w=800)

You’ve got to hand it to [Les Wright]; he really knows how to dig into optical arcana and present topics in an interesting way. Case in point: an electro-optical control […read more](https://hackaday.com/2023/09/05/electro-optical-control-of-lasers-with-a-licorice-twist/) ⌘ [Read more](https://hackaday.com/2023/09/05/electro-optical-control-of-lasers-with-a-licorice-twist/)
2023-09-06T05:00:23Z	**Streaming Video From an ESP32**
![](https://hackaday.com/wp-content/uploads/2023/09/esp32-stream-main.jpg?w=774)

The ESP32, while first thought to be little more than a way of adding wireless capabilities to other microcontrollers, has quickly replaced many of them with its ability to be […read more](https://hackaday.com/2023/09/05/streaming-video-from-an-esp32/) ⌘ [Read more](https://hackaday.com/2023/09/05/streaming-video-from-an-esp32/)
2023-09-06T08:00:07Z	**Finally, a Machine to Organize Resistors!**
![](https://hackaday.com/wp-content/uploads/2023/09/resistorganizer-featured.jpg?w=800)

Perhaps it’s a side-effect of getting older, but it seems like reading the color bands on blue metal-film resistors is harder than it was on the old brown carbon ones. […read more](https://hackaday.com/2023/09/06/finally-a-machine-to-organize-resistors/) ⌘ [Read more](https://hackaday.com/2023/09/06/finally-a-machine-to-organize-resistors/)
2023-09-06T11:00:55Z	**It’s Numbers All The Way Down With This Tape Measure Number Station Antenna**
![](https://hackaday.com/wp-content/uploads/2023/09/tape_measure.jpeg?w=800)

For all their talk of cooperation and shared interests, the nations of the world put an awful lot of effort into spying on each other. All this espionage is an […read more](https://hackaday.com/2023/09/06/its-numbers-all-the-way-down-with-this-tape-measure-number-station-antenna/) ⌘ [Read more](https://hackaday.com/2023/09/06/its-numbers-all-the-way-down-with-this-tape-measure-number-station-antenna/)
2023-09-06T14:00:34Z	**Mining and Refining: Quartz, Both Natural and Synthetic**
![](https://hackaday.com/wp-content/uploads/2023/09/Quartz.jpg?w=800)

So far in this series, pretty much every material we’ve covered has had to undergo a significant industrial process to transform it from its natural state to a more useful […read more](https://hackaday.com/2023/09/06/mining-and-refining-quartz-both-natural-and-synthetic/) ⌘ [Read more](https://hackaday.com/2023/09/06/mining-and-refining-quartz-both-natural-and-synthetic/)
2023-09-06T15:30:30Z	**Get a Fresh Build Plate at The Push of a Button**
![](https://hackaday.com/wp-content/uploads/2023/09/Steel-sheet-storage-system-3.png?w=800)

For best results, a build sheet for a 3D printer’s print bed should be handled and stored by the edges only. To help make that easier, [Whity] created the Expandable […read more](https://hackaday.com/2023/09/06/get-a-fresh-build-plate-at-the-push-of-a-button/) ⌘ [Read more](https://hackaday.com/2023/09/06/get-a-fresh-build-plate-at-the-push-of-a-button/)
2023-09-06T17:00:53Z	**Road Salt? Bah! New Roadway Material Promises A Better Solution to Snow And Ice**
![](https://hackaday.com/wp-content/uploads/2023/09/6292595380_4e4b558203_o_featured.png?w=800)

If you’ve ever lived somewhere it gets properly cold, you’ll know that winter’s icy grasp brings the inevitable challenge of keeping roadways safe. While road salt and gritting have long […read more](https://hackaday.com/2023/09/06/road-salt-bah-new-roadway-material-promises-a-better- ... ⌘ [Read more](https://hackaday.com/2023/09/06/road-salt-bah-new-roadway-material-promises-a-better-solution-to-snow-and-ice/)
2023-09-06T18:30:04Z	**Downgrade Your Heathkit H8 to the World’s First 8-bit Microprocessor**
![A Heathkit H8 in which hides an 8008 instead of the normal 8080](https://hackaday.com/wp-content/uploads/2023/09/h8-8008-front.jpg?w=800)

Typically when you’re replacing parts in an old computer it’s either for repairs or an upgrade. Upgrades like adding a more capable processor to an old computer are the most […read more](https://hackaday.com/2023/09/06/downgrade-your-heathkit-h8-to-the-worlds-fi ... ⌘ [Read more](https://hackaday.com/2023/09/06/downgrade-your-heathkit-h8-to-the-worlds-first-8-bit-microprocessor/)
2023-09-06T20:00:46Z	**Thin Keyboard Fits in Steam Deck Case**
![](https://hackaday.com/wp-content/uploads/2023/09/deck-keyboard.jpg?w=800)

Although some of the first Android-powered smartphones had them and Blackberries were famous for them, physical keyboards on portable electronics like that quickly became a thing of the past. Presumably […read more](https://hackaday.com/2023/09/06/thin-keyboard-fits-in-steam-deck-case/) ⌘ [Read more](https://hackaday.com/2023/09/06/thin-keyboard-fits-in-steam-deck-case/)
2023-09-06T23:00:56Z	**Quake 2 Ported to Apple Watch**
![](https://hackaday.com/wp-content/uploads/2023/09/quake-watch-main.jpg?w=800)

DOOM always seems to spontaneously appear on any new device the day it’s released. From printers to industrial robots to pregnancy tests, it always makes its way on anything with […read more](https://hackaday.com/2023/09/06/quake-2-ported-to-apple-watch/) ⌘ [Read more](https://hackaday.com/2023/09/06/quake-2-ported-to-apple-watch/)
2023-09-07T02:00:35Z	**The Computer That Controlled Chernobyl**
![](https://hackaday.com/wp-content/uploads/2023/09/3cp1.png?w=800)

When you think of Chernobyl (or Chornobyl, now), you think of the nuclear accident, of course. But have you ever considered that where there is a nuclear reactor, there is […read more](https://hackaday.com/2023/09/06/the-computer-that-controlled-chernobyl/) ⌘ [Read more](https://hackaday.com/2023/09/06/the-computer-that-controlled-chernobyl/)
2023-09-07T05:00:18Z	**Bespoke Implants are Real—if You put in the Time**
![](https://hackaday.com/wp-content/uploads/2023/08/2023-08-25BespokeImplants_Feat02.jpg?w=800)

A subset of hackers have RFID implants, but there is a limited catalog. When [Miana] looked for a device that would open a secure door at her work, she did […read more](https://hackaday.com/2023/09/06/bespoke-implants-are-real-if-you-put-in-the-time/) ⌘ [Read more](https://hackaday.com/2023/09/06/bespoke-implants-are-real-if-you-put-in-the-time/)
2023-09-07T08:00:49Z	**Intel’s Chips Light The Way To Faster Processor Arrays**
![](https://hackaday.com/wp-content/uploads/2023/09/photonic-intel-featured.jpg?w=774)

It’s very likely indeed that whatever you are reading this on will have a multi-core processor. They’re now the norm, but the path to they octa-or-more-core chip in your phone […read more](https://hackaday.com/2023/09/07/intels-chips-light-the-way-to-faster-processor-arrays/) ⌘ [Read more](https://hackaday.com/2023/09/07/intels-chips-light-the-way-to-faster-processor-arrays/)
2023-09-07T11:00:44Z	**Building Up Unicode Characters One Bit at a Time**
![](https://hackaday.com/wp-content/uploads/2023/09/unicode_terminal.jpg?w=800)

The range of characters that can be represented by Unicode is truly bewildering. If there’s a symbol that was ever used to represent a sound or a concept anywhere in […read more](https://hackaday.com/2023/09/07/building-up-unicode-characters-one-bit-at-a-time/) ⌘ [Read more](https://hackaday.com/2023/09/07/building-up-unicode-characters-one-bit-at-a-time/)
2023-09-07T14:00:43Z	**Where Did Electronic Music Start?**
![](https://hackaday.com/wp-content/uploads/2023/09/Music.jpg?w=800)

A culture in which it’s fair to say the community which Hackaday serves is steeped in, is electronic music. Within these pages you’ll find plenty of synthesisers, chiptune players, and […read more](https://hackaday.com/2023/09/07/where-did-electronic-music-start/) ⌘ [Read more](https://hackaday.com/2023/09/07/where-did-electronic-music-start/)
2023-09-07T15:30:07Z	**Transistor Radio Repair, More Complex Than It Seems**
![](https://hackaday.com/wp-content/uploads/2023/09/philips-radio-featured.jpg?w=800)

The humble transistor radio is one of those consumer devices that stubbornly refuses to go away, but it’s fair to say that it’s not the mover and shaker in the […read more](https://hackaday.com/2023/09/07/transistor-radio-repair-more-complex-than-it-seems/) ⌘ [Read more](https://hackaday.com/2023/09/07/transistor-radio-repair-more-complex-than-it-seems/)
2023-09-07T17:00:58Z	**2023 Cyberdeck Challenge: The Best Decks on the Net**
![](https://hackaday.com/wp-content/uploads/2023/06/cyberdeck-challenge_featured.png?w=800)

It was an easy decision to run a Cyberdeck Challenge in 2023 — after all, it was far and away one of our most popular contests from last year. But […read more](https://hackaday.com/2023/09/07/2023-cyberdeck-challenge-the-best-decks-on-the-net/) ⌘ [Read more](https://hackaday.com/2023/09/07/2023-cyberdeck-challenge-the-best-decks-on-the-net/)
2023-09-07T20:00:39Z	**Programming a Poker Game With GPT Help**
![](https://hackaday.com/wp-content/uploads/2023/09/pokergpt-main.jpg?w=800)

Although ChatGPT generated a huge amount of hype around replacing white collar workers completely when it was first released to the public, the general consensus now is that it won’t […read more](https://hackaday.com/2023/09/07/programming-a-poker-game-with-gpt-help/) ⌘ [Read more](https://hackaday.com/2023/09/07/programming-a-poker-game-with-gpt-help/)
2023-09-07T23:00:49Z	**How Small Can the ESP32 Get?**
![](https://hackaday.com/wp-content/uploads/2023/09/esp32-small-main.png?w=800)

At its core, the ESP32 chip is not much more than an integrated circuit, a huge mass of transistors sealed inside an epoxy resin package with some leads. Of course, […read more](https://hackaday.com/2023/09/07/how-small-can-the-esp32-get/) ⌘ [Read more](https://hackaday.com/2023/09/07/how-small-can-the-esp32-get/)
2023-09-08T02:00:41Z	**Triso Fuel and the Rolls Royce of Nuclear Reactors**
![](https://hackaday.com/wp-content/uploads/2020/07/NoMelt.jpg?w=800)

Bangor University scientists think that the way to go big with nuclear power is to, in fact, go small. Their tiny nuclear fuel pellets called triso fuel are said to […read more](https://hackaday.com/2023/09/07/triso-fuel-and-the-rolls-royce-of-nuclear-reactors/) ⌘ [Read more](https://hackaday.com/2023/09/07/triso-fuel-and-the-rolls-royce-of-nuclear-reactors/)
2023-09-08T05:00:50Z	**[Thomas Sanladerer]’s YouTube Channel Goes in the Toilet**
![](https://hackaday.com/wp-content/uploads/2023/09/scan.png?w=800)

We like [Thomas Sanladerer], so when we say his channel has gone in the toilet, we mean that quite literally. He had a broken toilet and wanted to compare options […read more](https://hackaday.com/2023/09/07/thomas-sanladerers-youtube-channel-goes-in-the-toilet/) ⌘ [Read more](https://hackaday.com/2023/09/07/thomas-sanladerers-youtube-channel-goes-in-the-toilet/)
2023-09-08T08:00:34Z	**Share Your Feelings Like a Spy**
![An aluminum box sits on a workbench. It is open and has a message saying "I Love You!" inserted in a wooden slot. There is a switch with a yellow LED on the front and a small compartment to the left of the wooden slot to store paper.](https://hackaday.com/wp-content/uploads/2023/09/Screenshot-2023-09-07-at-10.31.26-AM.png?w=800)

While hackers can deftly navigate their way through circuit diagrams or technical documentation, for many of us, simple social interactions can  ... ⌘ [Read more](https://hackaday.com/2023/09/08/share-your-feelings-like-a-spy/)
2023-09-08T11:00:38Z	**Wien Bridge Oscillator Drives Distortion Into the Floor**
![](https://hackaday.com/wp-content/uploads/2023/09/wien_oscillator.jpeg?w=800)

It’s not often that a single photo can tell you pretty much everything you need to know about a project, but the spectrum analyzer screenshot nearby is the perfect summary […read more](https://hackaday.com/2023/09/08/wien-bridge-oscillator-drives-distortion-into-the-floor/) ⌘ [Read more](https://hackaday.com/2023/09/08/wien-bridge-oscillator-drives-distortion-into-the-floor/)
2023-09-08T14:00:24Z	**This Week in Security: LastPass Shoe Drops, Keys Lost, and Train Whistles Attack**
![](https://hackaday.com/wp-content/uploads/2016/01/darkarts.jpg?w=800)

There has been a rash of cryptocurrency thefts targeting some unexpected victims. Over $35 million has been drained from just over 150 individuals, and the list reads like a who’s-who […read more](https://hackaday.com/2023/09/08/this-week-in-security-lastpass-shoe-drops-keys-lost-and-train-whistles-attack/) ⌘ [Read more](https://hackaday.com/2023/09/08/this-week-in-security-lastpass-shoe-drops-keys-lost-and-train-whistles-attack/)
2023-09-08T15:30:32Z	**Fitting 3D Prints in a Snap**
![](https://hackaday.com/wp-content/uploads/2023/09/3dmate.png?w=800)

The good news is that 3D printing lets you iterate on your design until it is just right. The bad news is that you often have to iterate your design […read more](https://hackaday.com/2023/09/08/fitting-3d-prints-in-a-snap/) ⌘ [Read more](https://hackaday.com/2023/09/08/fitting-3d-prints-in-a-snap/)
2023-09-08T16:00:43Z	**Hackaday Podcast 235: Licorice for Lasers, Manual Motors, and Reading Resistors**
![](https://hackaday.com/wp-content/uploads/2016/05/microphone.jpg?w=800)

Name one other podcast where you can hear about heavy 3D-printed drones, DIY semiconductors, and using licorice to block laser beams. Throw in homebrew relays, a better mouse trap, and […read more](https://hackaday.com/2023/09/08/hackaday-podcast-235-licorice-for-lasers-manual-motors-and-reading-resistors/) ⌘ [Read more](https://hackaday.com/2023/09/08/hackaday-podcast-235-licorice-for-lasers-manual-motors-and-reading-resistors/)
2023-09-08T17:00:17Z	**Will RadioShack Return?**
![](https://hackaday.com/wp-content/uploads/2016/05/rs.png?w=800)

We suspect that if you want to write a blockbuster movie or novel, the wrong approach is to go to a studio or publisher and say, “I have this totally […read more](https://hackaday.com/2023/09/08/will-radioshack-return/) ⌘ [Read more](https://hackaday.com/2023/09/08/will-radioshack-return/)
2023-09-08T18:30:12Z	**Cerabyte: One Terabyte Per Square Centimeter**
![An array of 2D barcodes stored on a ceramic medium. Each 2D barcode is 25 micrometers wide.](https://hackaday.com/wp-content/uploads/2023/09/cera-feature.png?w=800)

Most of us will at one point have run out of storage and either had to buy a larger driver or delete some of those precious files. This problem can […read more](https://hackaday.com/2023/09/08/cerabyte-one-terabyte-per-square-centimeter/) ⌘ [Read more](https://hackaday.com/2023/09/08/cerabyte-one-terabyte-per-square-centimeter/)
2023-09-08T20:00:14Z	**Homebrew Linear Actuators Improved**
![](https://hackaday.com/wp-content/uploads/2023/09/act.png?w=800)

[Harrison Low] published some 3D-printed linear actuators, which generated a lot of interest. He got a lot of advice from people on the Internet, and he took it to heart. […read more](https://hackaday.com/2023/09/08/homebrew-linear-actuators-improved/) ⌘ [Read more](https://hackaday.com/2023/09/08/homebrew-linear-actuators-improved/)
2023-09-08T23:00:01Z	**Tear Apart Your House For $200 With This Rotary Subwoofer**
![A rotary subwoofer made out of a speaker coil, a medium-size fan an a grey wooden box to stand on.](https://hackaday.com/wp-content/uploads/2023/09/woof-feature.jpg?w=800)

Many movies and songs use a lot of of bass to make it feel more real to the viewer or listener. Because of this, subwoofers are common in high-quality audio […read more](https://hackaday.com/2023/09/08/tear-apart-your-house-for-200-with-this-rotary-s ... ⌘ [Read more](https://hackaday.com/2023/09/08/tear-apart-your-house-for-200-with-this-rotary-subwoofer/)
2023-09-09T02:00:47Z	**Linux Fu: Build a Better Ls**
![](https://hackaday.com/wp-content/uploads/2020/05/LinuxFu.jpg?w=800)

Ask someone to name all the things they can find in a room. Only a few will mention air. Ask a Linux command line user about programs they use and […read more](https://hackaday.com/2023/09/08/linux-fu-build-a-better-ls/) ⌘ [Read more](https://hackaday.com/2023/09/08/linux-fu-build-a-better-ls/)
2023-09-09T05:00:38Z	**Adding Composite Video to the Mattel Aquarius**
![The motherboard of a Mattel Aquarius, with a small daughterboard mounted on top](https://hackaday.com/wp-content/uploads/2023/09/Aquarius-AV-mod.jpg?w=640)

In the home computer market of the 1980s, there were several winners that are still household names four decades later: the Commodore 64, the Apple II and the Sinclair Spectrum, […read more](https://hackaday.com/2023/09/08/adding-composite-video-to-the-mattel-aquarius/) ⌘ [Read more](https://hackaday.com/2023/09/08/adding-composite-video-to-the-mattel-aquarius/)
2023-09-09T08:00:03Z	**Large Format Photos Without The Large Price Tag**
![](https://hackaday.com/wp-content/uploads/2023/09/large-format-camera-featured.jpg?w=800)

There’s a good reason that the go-to format for most film photographers is 35 mm, in that it provides a mix of convenience and cost. Shooting huge large-format negatives in […read more](https://hackaday.com/2023/09/09/large-format-photos-without-the-large-price-tag/) ⌘ [Read more](https://hackaday.com/2023/09/09/large-format-photos-without-the-large-price-tag/)
2023-09-09T11:00:44Z	**Ceiling-Mounted Orrery is an Excercise in Simplicity**
![A ceiling-mounted model of the Solar System](https://hackaday.com/wp-content/uploads/2023/09/Grand-Planetarium.png?w=800)

Ever since humans figured out that planets move along predetermined paths in the heavens, they have tried to make models that can accurately predict their motion. Watchmakers and astronomers worked […read more](https://hackaday.com/2023/09/09/ceiling-mounted-orrery-is-an-excercise-in-simplicity/) ⌘ [Read more](https://hackaday.com/2023/09/09/ceiling-mounted-orrery-is-an-excercise-in-simplicity/)
2023-09-09T14:00:27Z	**Agreeing by Disagreeing**
![](https://hackaday.com/wp-content/uploads/2023/05/Logic.jpg?w=800)

While we were working on the podcast this week, Al Williams and I got into a debate about the utility of logic analyzers. (It’s Hackaday, after all.) He said they’re […read more](https://hackaday.com/2023/09/09/agreeing-by-disagreeing/) ⌘ [Read more](https://hackaday.com/2023/09/09/agreeing-by-disagreeing/)
2023-09-09T17:00:34Z	**Rare Arcade Game Teardown and Mods**
![](https://hackaday.com/wp-content/uploads/2023/09/tiger.png?w=800)

[Video Game Esoterica] loves a 1990s video game called Operation Tiger. Apparently, there are only a few of these known to exist in 2023, and he managed to find one […read more](https://hackaday.com/2023/09/09/rare-arcade-game-teardown-and-mods/) ⌘ [Read more](https://hackaday.com/2023/09/09/rare-arcade-game-teardown-and-mods/)
2023-09-09T20:00:15Z	**Clean Water, From a Plant-Based Filter**
![](https://hackaday.com/wp-content/uploads/2023/09/xylem-featured.jpg?w=800)

If you’re an outdoors person, one of the earliest things you learned was probably that in-field water sources can’t always be trusted as drinkable. A clear mountain stream could have […read more](https://hackaday.com/2023/09/09/clean-water-from-a-plant-based-filter/) ⌘ [Read more](https://hackaday.com/2023/09/09/clean-water-from-a-plant-based-filter/)
2023-09-09T23:00:11Z	**Tape is Very, Very Quiet**
![](https://hackaday.com/wp-content/uploads/2023/09/sound.png?w=800)

If someone stops by and asks you to help them make some noisy thing less noisy, you probably wouldn’t reach for a roll of tape. But [The Action Lab] shows […read more](https://hackaday.com/2023/09/09/tape-is-very-very-quiet/) ⌘ [Read more](https://hackaday.com/2023/09/09/tape-is-very-very-quiet/)
2023-09-10T02:00:13Z	**The WebStick is a Small, Cheap NAS**
![](https://hackaday.com/wp-content/uploads/2023/09/webstick_feat.jpg?w=789)

The ESP8266 was one of the first chips that provided wireless functionality at a cost low enough to be widely popular for small microcontroller projects. This project uses one to […read more](https://hackaday.com/2023/09/09/the-webstick-is-a-small-cheap-nas/) ⌘ [Read more](https://hackaday.com/2023/09/09/the-webstick-is-a-small-cheap-nas/)
2023-09-10T05:00:53Z	**When Tail Lights Lose Touch With Reality**
![](https://hackaday.com/wp-content/uploads/2023/09/ford-tail-light-featured.jpg?w=800)

To study the history of the automobile is to also be a student of technological progress — as with each decade’s models come new innovations to make them better handling, […read more](https://hackaday.com/2023/09/09/when-tail-lights-lose-touch-with-reality/) ⌘ [Read more](https://hackaday.com/2023/09/09/when-tail-lights-lose-touch-with-reality/)
2023-09-10T08:00:11Z	**Pi Pico Becomes SRAM for 1981 Educational Computer**
![A Pi Pico on a breakout board inside a Busch 2090 educational computer](https://hackaday.com/wp-content/uploads/2023/09/PicoRAM-2090.jpg?w=800)

Ever since the Raspberry Pi Pico was introduced in early 2021 we’ve seen the tiny Pi being used for an astonishing variety of applications. It has powered countless clocks, gadgets, […read more](https://hackaday.com/2023/09/10/pi-pico-becomes-sram-for-1981-educational-computer/) ⌘ [Read more](https://hackaday.com/2023/09/10/pi-pico-becomes-sram-for-1981-educational-computer/)
2023-09-10T11:00:57Z	**Zinc-Air, The Next Contender In Vehicle Batteries?**
![](https://hackaday.com/wp-content/uploads/2023/09/zinc-air-featured.jpg?w=800)

If you’ve got an interest in technology, it’s inevitable that your feed will feature a constant supply of stories with titles in the vein of “New battery breakthrough offers unlimited […read more](https://hackaday.com/2023/09/10/zinc-air-the-next-contender-in-vehicle-batteries/) ⌘ [Read more](https://hackaday.com/2023/09/10/zinc-air-the-next-contender-in-vehicle-batteries/)
2023-09-10T14:00:58Z	**Industrial Surge Protector Teardown**
![](https://hackaday.com/wp-content/uploads/2023/09/surge.png?w=800)

Surge protectors are a common item in the modern household, but the Meanwell unit that [Big Clive] tears apart was clearly intended for commercial use. In fact, he mentions it was […read more](https://hackaday.com/2023/09/10/industrial-surge-protector-teardown/) ⌘ [Read more](https://hackaday.com/2023/09/10/industrial-surge-protector-teardown/)
2023-09-10T17:00:35Z	**Open Deck Is Your Window to Shortcuts**
![](https://hackaday.com/wp-content/uploads/2023/09/open-deck-800.jpg?w=800)

Once in a while, we see projects that could easily pass for commercial products. This is one of those projects: a (surprisingly) low-cost DIY macro pad from [Josh R] that […read more](https://hackaday.com/2023/09/10/open-deck-is-your-window-to-shortcuts/) ⌘ [Read more](https://hackaday.com/2023/09/10/open-deck-is-your-window-to-shortcuts/)
2023-09-10T20:00:09Z	**Upgraded Graphics Gremlin Adds HDMI Video to Vintage PCs**
![An 8-bit ISA card with VGA, HDMI and composite video connectors](https://hackaday.com/wp-content/uploads/2023/09/ISA-HDMI-card.jpg?w=800)

Although new VGA-equipped monitors can still be bought, the old standard is definitely on its way out by now, being replaced by high-speed digital interfaces like HDMI and DisplayPort. It […read more](https://hackaday.com/2023/09/10/upgraded-graphics-gremlin-adds-hdmi-video-to-vintage ... ⌘ [Read more](https://hackaday.com/2023/09/10/upgraded-graphics-gremlin-adds-hdmi-video-to-vintage-pcs/)
2023-09-10T23:00:18Z	**Hackaday Links: September 10, 2023**
![Hackaday Links Column Banner](https://hackaday.com/wp-content/uploads/2014/11/had-links-banner.jpg?w=800)

Most of us probably have a vision of how “The Robots” will eventually rise up and deal humanity out of the game. We’ve all seen that movie, of course, and […read more](https://hackaday.com/2023/09/10/hackaday-links-september-10-2023/) ⌘ [Read more](https://hackaday.com/2023/09/10/hackaday-links-september-10-2023/)
2023-09-11T02:00:17Z	**Grannophone Helps You Stay In Touch**
![](https://hackaday.com/wp-content/uploads/2023/09/grannophone-800.jpg?w=800)

Whether it’s distance, pandemics, or both that separate you from your elderly loved ones, what’s the best idea for communicating with them so they don’t suffer from loneliness on top […read more](https://hackaday.com/2023/09/10/grannophone-helps-you-stay-in-touch/) ⌘ [Read more](https://hackaday.com/2023/09/10/grannophone-helps-you-stay-in-touch/)
2023-09-11T05:00:40Z	**New Electric Motor Tech Spins with No Magnets**
![](https://hackaday.com/wp-content/uploads/2023/09/motor.png?w=800)

When you think of electric motors, you usually think of magnets. But magnets are heavy, and good magnets can pose problems when you need lots of them. A technology called […read more](https://hackaday.com/2023/09/10/new-electric-motor-tech-spins-with-no-magnets/) ⌘ [Read more](https://hackaday.com/2023/09/10/new-electric-motor-tech-spins-with-no-magnets/)
2023-09-11T08:00:28Z	**Bringing Da Vinci’s Saw Mill to Life**
![](https://hackaday.com/wp-content/uploads/2023/09/mill.png?w=800)

DaVinci’s notebook — the real one, not the band — was full of wonderous inventions, though many were not actually built and probably weren’t even practical with the materials available […read more](https://hackaday.com/2023/09/11/bringing-da-vincis-saw-mill-to-life/) ⌘ [Read more](https://hackaday.com/2023/09/11/bringing-da-vincis-saw-mill-to-life/)
2023-09-11T11:00:25Z	**Atari Introduces a New Old Console**
![](https://hackaday.com/wp-content/uploads/2023/09/2600plus_feat.jpg?w=800)

Readers of a certain age no doubt remember the Atari 2600 — released in 1977, the 8-bit system helped establish the ground rules for gaming consoles as we know them […read more](https://hackaday.com/2023/09/11/atari-introduces-a-new-old-console/) ⌘ [Read more](https://hackaday.com/2023/09/11/atari-introduces-a-new-old-console/)
2023-09-11T14:00:09Z	**Wi-Fi 7: The Next Big Leap Or A Whole Lotta Nothing?**
![](https://hackaday.com/wp-content/uploads/2023/09/WiFi7.jpg?w=800)

For most people, the Wi-Fi hardware of today provides a perfectly satisfactory user experience. However, technology is ever-evolving, and as always, the next advancement is already around the corner. Enter […read more](https://hackaday.com/2023/09/11/wi-fi-7-the-next-big-leap-or-a-whole-lotta-nothing/) ⌘ [Read more](https://hackaday.com/2023/09/11/wi-fi-7-the-next-big-leap-or-a-whole-lotta-nothing/)
2023-09-11T15:30:41Z	**Balloon-Eye View via Ham Radio**
![](https://hackaday.com/wp-content/uploads/2023/09/balloon.png?w=800)

If you’ve ever thought about launching a high-altitude balloon, there’s much to consider. One of the things is how do you stream video down so that you — and others […read more](https://hackaday.com/2023/09/11/balloon-eye-view-via-ham-radio/) ⌘ [Read more](https://hackaday.com/2023/09/11/balloon-eye-view-via-ham-radio/)
2023-09-11T17:00:41Z	**Cheap LCD Uses USB Serial**
![](https://hackaday.com/wp-content/uploads/2023/09/PXL_20230906_172618982.MP__featured.png?w=800)

Browsing the Asian marketplaces online is always an experience. Sometimes, you see things at ridiculously low prices. Other times, you see things and wonder who is buying them and why […read more](https://hackaday.com/2023/09/11/cheap-lcd-uses-usb-serial/) ⌘ [Read more](https://hackaday.com/2023/09/11/cheap-lcd-uses-usb-serial/)
2023-09-11T18:30:51Z	**Flip the Switch on this I2C Controlled USB Hub**
![](https://hackaday.com/wp-content/uploads/2023/09/i2chub_feat.jpg?w=800)

You’ve probably seen USB hubs with physical switches for each port, they provide a handy way to cut the power to individual devices, but only if you’re close enough to […read more](https://hackaday.com/2023/09/11/flip-the-switch-on-this-i2c-controlled-usb-hub/) ⌘ [Read more](https://hackaday.com/2023/09/11/flip-the-switch-on-this-i2c-controlled-usb-hub/)
2023-09-11T20:00:35Z	**This Arduino Debugger Uses the CH552**
![](https://hackaday.com/wp-content/uploads/2023/09/debug.png?w=800)

One of the things missing from the “classic” Arduino experience is debugging. That’s a shame, too, because the chips used have that capability. However, the latest IDE has the ability […read more](https://hackaday.com/2023/09/11/this-arduino-debugger-uses-the-ch552/) ⌘ [Read more](https://hackaday.com/2023/09/11/this-arduino-debugger-uses-the-ch552/)
2023-09-11T23:00:19Z	**This Keyboard Doesn’t Work Without Game Boy Cartridges**
![](https://hackaday.com/wp-content/uploads/2023/09/TypeBoy-800.jpg?w=800)

Just when we though we’d seen it all when it comes to custom keyboards (or most of it, anyway), along comes [Stu] with the TypeBoy and TypePak. Like the title […read more](https://hackaday.com/2023/09/11/this-keyboard-doesnt-work-without-game-boy-cartridges/) ⌘ [Read more](https://hackaday.com/2023/09/11/this-keyboard-doesnt-work-without-game-boy-cartridges/)
2023-09-12T02:00:51Z	**Out With The Circus Animals, In With The Holograms**
![](https://hackaday.com/wp-content/uploads/2023/09/germanys-roncalli-circ.jpg?w=800)

As futuristic as holographic technology may sound, in a sense it’s actually already in widespread commercial use. Concerts and similar events already use volumetric projection, with a fine mesh (hologram […read more](https://hackaday.com/2023/09/11/out-with-the-circus-animals-in-with-the-holograms/) ⌘ [Read more](https://hackaday.com/2023/09/11/out-with-the-circus-animals-in-with-the-holograms/)
2023-09-12T05:00:50Z	**Exploring Hidden Lyrics on 1990s DCC Audio Tapes**
![](https://hackaday.com/wp-content/uploads/2023/09/dcc-feature.png?w=800)

Having a fondness for old and obscure audio and video media formats, [Techmoan] recently revisited the Philips Digital Compact Cassette (DCC) format introduced in 1992. Despite being billed as the […read more](https://hackaday.com/2023/09/11/exploring-hidden-lyrics-on-1990s-dcc-audio-tapes/) ⌘ [Read more](https://hackaday.com/2023/09/11/exploring-hidden-lyrics-on-1990s-dcc-audio-tapes/)
2023-09-12T08:00:38Z	**Clock Hack Gives DEC Rainbow a New Lease on Life**
![](https://hackaday.com/wp-content/uploads/2023/09/dec_rainbow.jpg?w=800)

In retrocomputing circles, it’s often the case that the weirder and rarer the machine, the more likely it is to attract attention. And machines don’t get much weirder than the […read more](https://hackaday.com/2023/09/12/clock-hack-gives-dec-rainbow-a-new-lease-on-life/) ⌘ [Read more](https://hackaday.com/2023/09/12/clock-hack-gives-dec-rainbow-a-new-lease-on-life/)
2023-09-12T11:00:12Z	**Your Car is a Privacy Nightmare On Wheels**
![](https://hackaday.com/wp-content/uploads/2023/09/car-privacy-featured.jpg?w=800)

There was a time when a car was a machine, one which only came to life when its key was turned, and functioned simply as a way to get its […read more](https://hackaday.com/2023/09/12/your-car-is-a-privacy-nightmare-on-wheels/) ⌘ [Read more](https://hackaday.com/2023/09/12/your-car-is-a-privacy-nightmare-on-wheels/)
2023-09-12T14:00:23Z	**Logic Analyzers: Capabilities And Limitations**
![](https://hackaday.com/wp-content/uploads/2023/05/Logic.jpg?w=800)

Last time, we’ve used a logic analyzer to investigate the ID\_SD and ID\_SC pins on a Raspberry Pi, which turned out to be regular I2C, and then we hacked hotplug […read more](https://hackaday.com/2023/09/12/logic-analyzers-capabilities-and-limitations/) ⌘ [Read more](https://hackaday.com/2023/09/12/logic-analyzers-capabilities-and-limitations/)
2023-09-12T15:30:54Z	**Book8088 Slows Down to Join the Demoscene**
![](https://hackaday.com/wp-content/uploads/2023/09/kefrens_success.jpg?w=800)

As obsolete as the original IBM Model 5150 PC may appear, it’s pretty much the proverbial giant’s shoulders upon which we all stand today. That makes the machine worth celebrating, […read more](https://hackaday.com/2023/09/12/book8088-slows-down-to-join-the-demoscene/) ⌘ [Read more](https://hackaday.com/2023/09/12/book8088-slows-down-to-join-the-demoscene/)
2023-09-12T18:30:00Z	**A Virus for the BBC Micro**
![](https://hackaday.com/wp-content/uploads/2023/09/bbc-virus-featured.jpg?w=800)

If you work at all with British software or hardware engineers, you’ll find that there’s an entire generation perhaps now somewhere between their mid-40s and mid-50s, who stand slightly apart […read more](https://hackaday.com/2023/09/12/a-virus-for-the-bbc-micro/) ⌘ [Read more](https://hackaday.com/2023/09/12/a-virus-for-the-bbc-micro/)
2023-09-12T20:00:11Z	**Building a Cargo Bike Dream**
![A silver and black bike sits in front of a dark grey bridge. It is on a hard surface next to green grass. The bike has a large basket area in front of the steering tube that then connects to the front wheel which is at the other end of the basket from the handlebars. It is best described as a long john bike, but is a more modern take on it than the wooden box Dutch bike.](https://hackaday.com/wp-content/uploads/2023/09/Building-an-Electric-Cargo-Bike-with-Cable-Steering-and-Ful ... ⌘ [Read more](https://hackaday.com/2023/09/12/building-a-cargo-bike-dream/)
2023-09-12T23:00:12Z	**3D Printing a Sock Knitting Machine**
![](https://hackaday.com/wp-content/uploads/2023/09/3D-printed-sock-knitting-machineCSM-endurance-test-review-of-Anycubic-Kobra-2-free-build-plans-10-57-screenshot.png?w=800)

3D printing socks isn’t really a thing yet. You’d end up with scratchy plastic garments that irritate your feet no end. You can easily 3D print all kinds of nifty […read more](https://hackaday.com/2023/09/12/3d-printing-a-sock-knitting-machine/) ⌘ [Read more](https://hackaday.com/2023/09/12/3d-printing-a-sock-knitting-machine/)
2023-09-13T02:00:29Z	**Putting the Magic Smoke Back into a Dodgy Spectrum Analyzer**
![](https://hackaday.com/wp-content/uploads/2023/09/sa_fix.png?w=800)

The trouble with fixing electronics is that most devices are just black boxes — literally. Tear it down, look inside, but it usually doesn’t matter — all you see are […read more](https://hackaday.com/2023/09/12/putting-the-magic-smoke-back-into-a-dodgy-spectrum-analyzer/) ⌘ [Read more](https://hackaday.com/2023/09/12/putting-the-magic-smoke-back-into-a-dodgy-spectrum-analyzer/)
2023-09-13T05:00:45Z	**ZX Spectrum Gets a 3D FPS Engine**
![](https://hackaday.com/wp-content/uploads/2023/09/ZX-Spectrum-Quake-Engine-v.0.5-2-39-screenshot.png?w=800)

The Sony PlayStation and Nintendo 64 are well-known for bringing 3D gaming into the mainstream in a way that preceding consoles just couldn’t. The ZX Spectrum, on the other hand, […read more](https://hackaday.com/2023/09/12/zx-spectrum-gets-a-3d-fps-engine/) ⌘ [Read more](https://hackaday.com/2023/09/12/zx-spectrum-gets-a-3d-fps-engine/)
2023-09-13T08:00:04Z	**Portrait of a Long Wave Station in its Twilight Years**
![](https://hackaday.com/wp-content/uploads/2023/09/droitwich-lw-featured.jpg?w=800)

There’s a quirk of broadcasting in Europe left over from the earliest days of the medium, which our American readers may not have encountered. As well as the familiar AM […read more](https://hackaday.com/2023/09/13/portrait-of-a-long-wave-station-in-its-twilight-years/) ⌘ [Read more](https://hackaday.com/2023/09/13/portrait-of-a-long-wave-station-in-its-twilight-years/)
2023-09-13T11:00:31Z	**BingGPT Brings AI Chat To The Desktop**
![](https://hackaday.com/wp-content/uploads/2023/09/screenshot-e1694508423221.png?w=800)

Interested in AI, but sick of using everything in a browser? Miss clicking on a good old desktop icon to open a local bit of software? In that case, BingGPT […read more](https://hackaday.com/2023/09/13/binggpt-brings-ai-chat-to-the-desktop/) ⌘ [Read more](https://hackaday.com/2023/09/13/binggpt-brings-ai-chat-to-the-desktop/)
2023-09-13T14:00:14Z	**Determining the Size of the New US Lithium Deposit Amidst Exploding Demand**
![](https://hackaday.com/wp-content/uploads/2022/09/Lithium.jpg?w=800)

With demand for lithium in the world market projected to increase by 2040 to as much as eight times the demand in 2022, finding new deposits of this metal has […read more](https://hackaday.com/2023/09/13/determining-the-size-of-the-new-us-lithium-deposit-amidst-exploding-demand/) ⌘ [Read more](https://hackaday.com/2023/09/13/determining-the-size-of-the-new-us-lithium-deposit-amidst-exploding-demand/)
2023-09-13T15:30:15Z	**How Three Letters Brought Down UK Air Traffic Control**
![](https://hackaday.com/wp-content/uploads/2023/09/uk-nats-featured.jpg?w=800)

The UK bank holiday weekend at the end of August is a national holiday in which it sometimes seems the entire country ups sticks and makes for somewhere with a […read more](https://hackaday.com/2023/09/13/how-three-letters-brought-down-uk-air-traffic-control/) ⌘ [Read more](https://hackaday.com/2023/09/13/how-three-letters-brought-down-uk-air-traffic-control/)
2023-09-13T17:00:00Z	**You’ve Got Mail: Automatic For the People**
![](https://hackaday.com/wp-content/uploads/2023/07/USPS.jpg?w=800)

When we last left the post office, I told you all about various kinds of machinery the USPS uses to move mail around. Today I’m going to tell you about […read more](https://hackaday.com/2023/09/13/youve-got-mail-automatic-for-the-people/) ⌘ [Read more](https://hackaday.com/2023/09/13/youve-got-mail-automatic-for-the-people/)
2023-09-13T18:30:24Z	**3D Printed RC Car is Geared For Speed**
![](https://hackaday.com/wp-content/uploads/2023/09/How-I-Made-a-3D-Printed-41-MPH-RC-Car-0-6-screenshot.png?w=800)

You can always go out and buy an RC car off the shelf. However, it’s readily achievable to print your own design that has many of the features of off-the-shelf […read more](https://hackaday.com/2023/09/13/3d-printed-rc-car-is-geared-for-speed/) ⌘ [Read more](https://hackaday.com/2023/09/13/3d-printed-rc-car-is-geared-for-speed/)
2023-09-13T20:00:45Z	**It’s Time You Built a Smart Pocket Watch**
![](https://hackaday.com/wp-content/uploads/2023/09/smart-pocketwatch-800.png?w=750)

There’s just something about a pocket watch that screams class compared to the barbaric act of bending your arm, or the no-fun way of looking at your phone. But smartwatches […read more](https://hackaday.com/2023/09/13/its-time-you-built-a-smart-pocket-watch/) ⌘ [Read more](https://hackaday.com/2023/09/13/its-time-you-built-a-smart-pocket-watch/)
2023-09-13T23:00:14Z	**Paper Punching Machine Looks Like Cute Piece of Computer History Past**
![](https://hackaday.com/wp-content/uploads/2023/09/01_Maserati_GT2-e1694504287142.jpg?w=800)

Computing used to run on punch cards. Great stacks of cards would run middling programs, with data output onto more punched cards in turn. [Nii] has built a machine in […read more](https://hackaday.com/2023/09/13/paper-punching-machine-looks-like-cute-piece-of-computer-history-past/) ⌘ [Read more](https://hackaday.com/2023/09/13/paper-punching-machine-looks-like-cute-piece-of-computer-history-past/)
2023-09-14T02:00:48Z	**Mistranslation of Newton’s First Law Discovered after Nearly 300 Years**
![](https://hackaday.com/wp-content/uploads/2023/09/NewtonsPrincipia.jpg?w=800)

For hundreds of years, we have been told what Newton’s First Law of Motion supposedly says, but recently a paper published in Philosophy of Science (preprint) by [Daniel Hoek] argues […read more](https://hackaday.com/2023/09/13/mistranslation-of-newtons-first-law-discovered-after-nearly-300-years/) ⌘ [Read more](https://hackaday.com/2023/09/13/mistranslation-of-newtons-first-law-discovered-after-nearly-300-years/)
2023-09-14T05:00:50Z	**FPGA Runs IBM 5151 MDA Display**
![](https://hackaday.com/wp-content/uploads/2023/09/1688521681366884937-e1694507585355.jpg?w=800)

When it comes to driving a display, you can do all kinds of fancy tricks with microcontrollers to get an image up. Really, though, FPGAs are the weapon of choice […read more](https://hackaday.com/2023/09/13/fpga-runs-ibm-5151-mda-display/) ⌘ [Read more](https://hackaday.com/2023/09/13/fpga-runs-ibm-5151-mda-display/)
2023-09-14T08:00:20Z	**ESP32 Drives Tiny FM Radio**
![](https://hackaday.com/wp-content/uploads/2023/09/esp32-fm-main.jpg?w=800)

Even as music streaming services and podcast apps dominate most of our listening time, it’s still a great idea to keep a radio on hand, if for nothing else than […read more](https://hackaday.com/2023/09/14/esp32-drives-tiny-fm-radio/) ⌘ [Read more](https://hackaday.com/2023/09/14/esp32-drives-tiny-fm-radio/)
2023-09-14T11:00:40Z	**Homebrew Probe Tip Etcher Makes Amazingly Sharp Needles**
![A homebrew machine that dips a piece of wire into an etching solution](https://hackaday.com/wp-content/uploads/2023/09/STM-Probe-Tip-Etcher.jpg?w=800)

There’s a simple reason why high-tech gadgets like PCs, TVs and smartphones are so cheap: they’re mass-produced. By spreading out huge engineering costs over equally huge production volumes, the cost […read more](https://hackaday.com/2023/09/14/homebrew-probe-tip-etcher-mak ... ⌘ [Read more](https://hackaday.com/2023/09/14/homebrew-probe-tip-etcher-makes-amazingly-sharp-needles/)
2023-09-14T14:00:17Z	**Rocker Bogie Suspension: The Beloved Solution To Extra-Planetary Rovers**
![](https://hackaday.com/wp-content/uploads/2023/09/RockerBogie.jpg?w=800)

When navigating the vast and unpredictable expanses of outer space, particularly on the alien terrains of distant planets, smart engineering often underlies every major achievement. A paramount example of this […read more](https://hackaday.com/2023/09/14/rocker-bogie-suspension-the-beloved-solution-to-extra-planetary-ro ... ⌘ [Read more](https://hackaday.com/2023/09/14/rocker-bogie-suspension-the-beloved-solution-to-extra-planetary-rovers/)
2023-09-14T15:30:47Z	**Students Set EV Acceleration World Record**
![A black race car with white text of sponsors moves across an asphalt surface. There is a blue wall and a green, grassy field in the background. The car has white and red stripes as well.](https://hackaday.com/wp-content/uploads/2023/09/Speed-record.jpg?w=800)

Humans have a need for speed, and students from the Academic Motorsports Club Zurich (AMZ) have set a new acceleration record for an electric vehicle with a 0 to 100 […read more](https://hackad ... ⌘ [Read more](https://hackaday.com/2023/09/14/students-set-ev-acceleration-world-record/)
2023-09-14T17:00:06Z	**Keebin’ with Kristina: The One With the Death Metal Macro Pad**
![Illustrated Kristina with an IBM Model M keyboard floating between her hands.](https://hackaday.com/wp-content/uploads/2021/07/Keebin.jpg?w=800)

At “the size of three 60% keyboards (put together)” or approximately one Cannibal Corpse record on vinyl, this beautifully-executed death metal font-inspired macro pad by [zyumbik] may be better off […read more](https://hackaday.com/2023/09/14/keebin-with-kristina-the-o ... ⌘ [Read more](https://hackaday.com/2023/09/14/keebin-with-kristina-the-one-with-the-death-metal-macro-pad/)
2023-09-14T18:30:07Z	**Machine Learning Robot Runs Arduino Uno**
![](https://hackaday.com/wp-content/uploads/2023/09/Machine-Learning-on-Arduino-Uno-was-a-Good-Idea-7-32-screenshot-1.png?w=800)

When we think about machine learning, our minds often jump to datacenters full of sweating, overheating GPUs. However, lighter-weight hardware can also be used to these ends, as demonstrated by […read more](https://hackaday.com/2023/09/14/machine-learning-robot-runs-arduino-uno/) ⌘ [Read more](https://hackaday.com/2023/09/14/machine-learning-robot-runs-arduino-uno/)
2023-09-14T20:00:07Z	**Building a Rotating Display Plate From A Lazy Susan**
![](https://hackaday.com/wp-content/uploads/2023/09/DIY-Rotating-Display-Stand-It-can-be-added-or-removed-from-the-motor.-3-18-screenshot.png?w=800)

A rotating table is a super nifty tool for all kinds of photography and videography purposes. [Handy Bear] built a super simple example using some parts from IKEA. The build […read more](https://hackaday.com/2023/09/14/building-a-rotating-display-plate-from-a-lazy-susan/) ⌘ [Read more](https://hackaday.com/2023/09/14/building-a-rotating-display-plate-from-a-lazy-susan/)
2023-09-14T23:00:58Z	**Bare Bones Vacuum Forming, Just Add Plastic Plates**
![](https://hackaday.com/wp-content/uploads/2023/09/Making-Game-Boy-Smores-1-6-screenshot.png?w=800)

Vacuum forming is a handy thing to be able to do, and [3DSage] demonstrates how to do a bare-bones system that can form anything smaller than a dinner plate with […read more](https://hackaday.com/2023/09/14/bare-bones-vacuum-forming-just-add-plastic-plates/) ⌘ [Read more](https://hackaday.com/2023/09/14/bare-bones-vacuum-forming-just-add-plastic-plates/)
2023-09-15T02:00:09Z	**Find That Obscure Function With This Interactive Map Of The Linux Kernel**
![A colorful diagram representing the inner structure of the Linux kernel.](https://hackaday.com/wp-content/uploads/2023/09/kmap-feature.png?w=800)

Linux has become one of the largest operating systems on the servers that run large websites, and hopefully, one day, it will be big in the desktop market too. Some […read more](https://hackaday.com/2023/09/14/find-that-obscure-function-with-thi ... ⌘ [Read more](https://hackaday.com/2023/09/14/find-that-obscure-function-with-this-interactive-map-of-the-linux-kernel/)
2023-09-15T05:00:12Z	**Building RAM Expansions for the DEC Rainbow 100**
![](https://hackaday.com/wp-content/uploads/2023/09/memory-e1694677776117.jpg?w=800)

It’s hard enough to get your hands on a forgotten computer from yesteryear. It’s even more difficult to get accessories like RAM expansions and graphics cards, because half the time […read more](https://hackaday.com/2023/09/14/building-ram-expansions-for-the-dec-rainbow-100/) ⌘ [Read more](https://hackaday.com/2023/09/14/building-ram-expansions-for-the-dec-rainbow-100/)
2023-09-15T08:00:36Z	**Reverse-engineering the Milwaukee M18 Redlink Protocol**
![](https://hackaday.com/wp-content/uploads/2023/09/reverse_engineering_milwaukee_m18_redlink_protocol.jpg?w=800)

In an ideal world, every single battery pack for power tools would use the same physical interface and speak a clearly documented protocol with chargers. Since we live in a […read more](https://hackaday.com/2023/09/15/reverse-engineering-the-milwaukee-m18-redlink-protocol/) ⌘ [Read more](https://hackaday.com/2023/09/15/reverse-engineering-the-milwaukee-m18-redlink-protocol/)
2023-09-15T11:00:28Z	**New LoRA Distance Record: 830 Miles!**
![](https://hackaday.com/wp-content/uploads/2023/09/lora-record-featured.jpg?w=800)

The LoRa radio communication system is useful for low-bandwidth communication, and as many readers will be aware its special skill lies in delivering long range. For most of us that […read more](https://hackaday.com/2023/09/15/new-lora-distance-record-830-miles/) ⌘ [Read more](https://hackaday.com/2023/09/15/new-lora-distance-record-830-miles/)
2023-09-15T14:00:56Z	**This Week in Security: Blastpass, MGM Heist, and Killer Themes**
![](https://hackaday.com/wp-content/uploads/2016/01/darkarts.jpg?w=800)

There’s yet another 0-day exploit chain discovered as part of NSO Group’s Pegasus malware suite. This one is known as BLASTPASS, and it’s a nasty one. There’s no user interaction […read more](https://hackaday.com/2023/09/15/this-week-in-security-blastpass-mgm-heist-and-killer-themes/) ⌘ [Read more](https://hackaday.com/2023/09/15/this-week-in-security-blastpass-mgm-heist-and-killer-themes/)
2023-09-15T15:30:35Z	**Tricks For Mass-Producing Laser-Etched Art**
![](https://hackaday.com/wp-content/uploads/2023/09/Mass-Producing-Artwork_-How-I-Create-in-Quantity-17-44-screenshot.png?w=800)

Art is a funny thing. Sometimes, it’s best done in a one-off fashion and sold for a hugely inflated price. Othertimes, it’s more accessible, and it becomes desirable to sell […read more](https://hackaday.com/2023/09/15/tricks-for-mass-producing-laser-etched-art/) ⌘ [Read more](https://hackaday.com/2023/09/15/tricks-for-mass-producing-laser-etched-art/)
2023-09-15T16:15:10Z	**Hackaday Podcast 236: The Car Episode, Building Leonardo’s Water Mill, Reviving Radio Shack**
![](https://hackaday.com/wp-content/uploads/2016/05/microphone.jpg?w=800)

Elliot and Dan got together this time around to recap the week in hacks, and it looks like the Hackaday writing crew very much had cars on their minds. We […read more](https://hackaday.com/2023/09/15/hackaday-podcast-236-the-car-episode-building-leonardos-water-mill-reviving-radio-sha ... ⌘ [Read more](https://hackaday.com/2023/09/15/hackaday-podcast-236-the-car-episode-building-leonardos-water-mill-reviving-radio-shack/)
2023-09-15T17:00:31Z	**Supercon 2022: [Alex Whittemore] On Treating Your Sensor Data Well**
![Image of the presenter on the podium, in front of the projector screen with graphs shown on it](https://hackaday.com/wp-content/uploads/2023/08/hadimg_s2022_grafana_feat.png?w=800)

If you build your own devices or hack on devices that someone else has built, you know the feeling of opening a serial terminal and seeing a stream of sensor […read more](https://hackaday.com/2023/09/15/supercon-2022-alex-whi ... ⌘ [Read more](https://hackaday.com/2023/09/15/supercon-2022-alex-whittemore-on-treating-your-sensor-data-well/)
2023-09-15T18:30:52Z	**Hackaday Prize 2023: AutoDuct Smart Air Duct**
![](https://hackaday.com/wp-content/uploads/2023/09/hvac-main.png?w=800)

Modern building techniques are relying more and more on passive elements to improve heating and cooling efficiencies, from placing windows in ways to either absorb sunlight or shade it out […read more](https://hackaday.com/2023/09/15/hackaday-prize-2023-autoduct-smart-air-duct/) ⌘ [Read more](https://hackaday.com/2023/09/15/hackaday-prize-2023-autoduct-smart-air-duct/)
2023-09-15T20:00:13Z	**Backyard LED Sculpture Inspired By Las Vegas Sphere**
![](https://hackaday.com/wp-content/uploads/2023/09/Our-Pixel-Sphere-Mini-Las-Vegas-Sphere-is-DONE-9-12-screenshot.png?w=800)

The Las Vegas Sphere is a large building. It stands 112 meters high and 157 meters wide, and is covered in a full 54,000 square meters of LED displays. That’s […read more](https://hackaday.com/2023/09/15/backyard-led-sculpture-inspired-by-las-vegas-sphere/) ⌘ [Read more](https://hackaday.com/2023/09/15/backyard-led-sculpture-inspired-by-las-vegas-sphere/)
2023-09-15T23:00:13Z	**Infinite Z-Axis Printer Aims to Print Itself Someday**
![](https://hackaday.com/wp-content/uploads/2023/09/infini-z.png?w=800)

“The lathe is the only machine tool that can make copies of itself,” or so the saying goes. The reality is more like, “A skilled machinist can use a lathe […read more](https://hackaday.com/2023/09/15/infinite-z-axis-printer-aims-to-print-itself-someday/) ⌘ [Read more](https://hackaday.com/2023/09/15/infinite-z-axis-printer-aims-to-print-itself-someday/)
2023-09-16T02:00:15Z	**Coning Cars for Fun and Non-Profit**
![Two white Chevy Bolt hatchbacks sit side-by-side, immobilized in the street, their roofs festooned with sensors and an orange cone on their hoods like a snowman's nose pointed toward the sky.](https://hackaday.com/wp-content/uploads/2023/09/signal-2023-08-02-214021_004.jpeg?w=800)

Self-driving cars are being heralded as the wave of the future, but there have been many hiccups along the way. The newest is activists showing how autonomous vehicles are easy […read m ... ⌘ [Read more](https://hackaday.com/2023/09/15/coning-cars-for-fun-and-non-profit/)
2023-09-16T05:00:11Z	**Preserving Floppy Disks**
![](https://hackaday.com/wp-content/uploads/2023/09/floppy-data-main.jpg?w=800)

Time is almost up for magnetic storage from the 80s and 90s. Various physical limitations in storage methods from this era are conspiring to slowly degrade the data stored on […read more](https://hackaday.com/2023/09/15/preserving-floppy-disks/) ⌘ [Read more](https://hackaday.com/2023/09/15/preserving-floppy-disks/)
2023-09-16T08:00:47Z	**Kinetic Sculpture Intermittently Lights Up the Night**
![](https://hackaday.com/wp-content/uploads/2023/09/intermittent-luminal-phase-800.png?w=800)

We absolutely love the impetus of this project, as it definitely sounds like something a Hackaday reader would go through. After finally deciding between a CNC router and a laser […read more](https://hackaday.com/2023/09/16/kinetic-sculpture-intermittently-lights-up-the-night/) ⌘ [Read more](https://hackaday.com/2023/09/16/kinetic-sculpture-intermittently-lights-up-the-night/)
2023-09-16T11:00:06Z	**Toy Bulldozer Becomes Epic Terrifying Lawnmower**
![](https://hackaday.com/wp-content/uploads/2023/09/Mowing-My-Lawn-with-a-Bulldozer-10-59-screenshot.png?w=800)

Regular lawnmowers are a perfectly fine way to mow your lawn, but they can be a bit boring. They’re also not always the best at tackling thick brush and bushes. […read more](https://hackaday.com/2023/09/16/toy-bulldozer-becomes-epic-terrifying-lawnmower/) ⌘ [Read more](https://hackaday.com/2023/09/16/toy-bulldozer-becomes-epic-terrifying-lawnmower/)
2023-09-16T14:00:05Z	**Inspiration**
![](https://hackaday.com/wp-content/uploads/2019/04/ComponentShelfLife.jpg?w=800)

While we were debating about whether it even makes any sense to reboot RadioShack, or indeed any brick-and-mortar electronics store in the modern era, Dan Maloney and I stumbled on […read more](https://hackaday.com/2023/09/16/inspiration/) ⌘ [Read more](https://hackaday.com/2023/09/16/inspiration/)
2023-09-16T17:00:26Z	**Open Source Rover Gets an Update for Easier Building**
![](https://hackaday.com/wp-content/uploads/2023/09/NASA-JPL-Open-Source-Rover-OSR-v2-going-for-a-ride-0-14-screenshot-1.png?w=800)

Once upon a time, NASA-JPL put out a design for an open-source rocker-bogie rover. It was an impressive and capable thing, albeit a little expensive and difficult to build. Now, […read more](https://hackaday.com/2023/09/16/open-source-rover-gets-an-update-for-easier-building/) ⌘ [Read more](https://hackaday.com/2023/09/16/open-source-rover-gets-an-update-for-easier-building/)
2023-09-16T20:00:00Z	**The Science Behind the Majesty of Dancing Raisins**
![](https://hackaday.com/wp-content/uploads/2023/09/ras-e1694677271768.jpg?w=800)

Have you ever thrown a handful of raisins into a tub of sparkling water? Or peanuts into beer? It seems like an altogether strange thing to do, but if you’ve […read more](https://hackaday.com/2023/09/16/the-science-behind-the-majesty-of-dancing-raisins/) ⌘ [Read more](https://hackaday.com/2023/09/16/the-science-behind-the-majesty-of-dancing-raisins/)
2023-09-16T23:00:00Z	**Spinning CRT Makes a 360 Degree Audio Oscilloscope**
![](https://hackaday.com/wp-content/uploads/2023/09/746501694635238640.png?w=666)

A question for you: if the cathode ray tube had never been invented, what would an oscilloscope look like? We’re not sure ourselves, but it seems like something similar to […read more](https://hackaday.com/2023/09/16/spinning-crt-makes-a-360-degree-audio-oscilloscope/) ⌘ [Read more](https://hackaday.com/2023/09/16/spinning-crt-makes-a-360-degree-audio-oscilloscope/)
2023-09-17T02:00:00Z	**A Die-Cast Car Subframe, Pushing The Limit Too Far?**
![](https://hackaday.com/wp-content/uploads/2023/09/tesla-die-cast-featured.jpg?w=800)

A piece of manufacturing news from Tesla Motors caught our eye, that Elon Musk’s car company plans to die-cast major underbody structures — in effect the chassis — for its […read more](https://hackaday.com/2023/09/16/a-die-cast-car-subframe-pushing-the-limit-too-far/) ⌘ [Read more](https://hackaday.com/2023/09/16/a-die-cast-car-subframe-pushing-the-limit-too-far/)
2023-09-17T05:00:00Z	**[Dalibor Farný]’s Enormous Nixies Light Up Contemporary Art Museum**
![Four large nixie tubes showing the number 2](https://hackaday.com/wp-content/uploads/2023/09/Umashimenkana.jpg?w=800)

Nixie tubes come in many shapes and sizes, but in only one color: the warm orange glow that makes them so desirable. They don’t usually come in large numbers, either: […read more](https://hackaday.com/2023/09/16/dalibor-farnys-enormous-nixies-light-up-contemporary-art-museum/) ⌘ [Read more](https://hackaday.com/2023/09/16/dalibor-farnys-enormous-nixies-light-up-contemporary-art-museum/)
2023-09-17T08:00:00Z	**Multi-Year Doorbell Project**
![](https://hackaday.com/wp-content/uploads/2023/09/doorbell-main.png?w=800)

Camera modules for the Raspberry Pi became available shortly after its release in the early ’10s. Since then there has been about a decade of projects eschewing traditional USB webcams […read more](https://hackaday.com/2023/09/17/multi-year-doorbell-project/) ⌘ [Read more](https://hackaday.com/2023/09/17/multi-year-doorbell-project/)
2023-09-17T11:00:00Z	**Helping Robots Learn By Letting Them Fail**
![](https://hackaday.com/wp-content/uploads/2023/09/ai-fish.jpg?w=600)

The [MIT Technology Review] has just released its annual list of the top innovators under the age of 35, and there are some interesting people on this list of the […read more](https://hackaday.com/2023/09/17/helping-robots-learn-by-letting-them-fail/) ⌘ [Read more](https://hackaday.com/2023/09/17/helping-robots-learn-by-letting-them-fail/)
2023-09-17T14:00:00Z	**PyOBD Gets Python3 Upgrades**
![](https://hackaday.com/wp-content/uploads/2023/09/obd-main.jpg?w=600)

One of the best things about open source software is that, instead of being lost to the ravages of time like older proprietary software, anyone can dust off an old […read more](https://hackaday.com/2023/09/17/pyobd-gets-python3-upgrades/) ⌘ [Read more](https://hackaday.com/2023/09/17/pyobd-gets-python3-upgrades/)
2023-09-17T17:00:00Z	**Chromebooks Now Get Ten Years Of Software Updates**
![](https://hackaday.com/wp-content/uploads/2023/09/chromebook-10y-featured.jpg?w=800)

It’s an acknowledged problem with the mobile phone industry and particularly within the Android ecosystem, that the operating system support on a typical device can persist for far too short […read more](https://hackaday.com/2023/09/17/chromebooks-now-get-ten-years-of-software-updates/) ⌘ [Read more](https://hackaday.com/2023/09/17/chromebooks-now-get-ten-years-of-software-updates/)
2023-09-17T20:00:00Z	**The End of Basic?**
![](https://hackaday.com/wp-content/uploads/2023/09/endss.png?w=800)

Many people, one way or another, got started programming computers using some kind of Basic. The language was developed at Dartmouth specifically so people could write simple programs without much […read more](https://hackaday.com/2023/09/17/the-end-of-basic/) ⌘ [Read more](https://hackaday.com/2023/09/17/the-end-of-basic/)
2023-09-17T23:00:03Z	**Hackaday Links: September 17, 2023**
![Hackaday Links Column Banner](https://hackaday.com/wp-content/uploads/2014/11/had-links-banner.jpg?w=800)

OK, it’s official — everyone hates San Francisco’s self-driving taxi fleet. Or at least so it seems, if this video of someone vandalizing a Cruise robotaxi is an accurate reflection […read more](https://hackaday.com/2023/09/17/hackaday-links-september-17-2023/) ⌘ [Read more](https://hackaday.com/2023/09/17/hackaday-links-september-17-2023/)
2023-09-18T02:00:00Z	**Buck Converter Takes 8V to 100V**
![](https://hackaday.com/wp-content/uploads/2023/09/buck-main.jpg?w=737)

For those living before the invention of the transistor, the modern world must appear almost magical. Computers are everywhere now and are much more reliable, but there are other less […read more](https://hackaday.com/2023/09/17/buck-converter-has-tremendous-range/) ⌘ [Read more](https://hackaday.com/2023/09/17/buck-converter-has-tremendous-range/)
2023-09-18T05:00:00Z	**3D Printing at 100C**
![](https://hackaday.com/wp-content/uploads/2023/09/pcl.png?w=800)

Normally, 3D printing with filament takes temperatures of around 200 °C. However, there are some crafting plastics that melts in hot water at 60 °C. You can get spools of […read more](https://hackaday.com/2023/09/17/3d-printing-at-100c/) ⌘ [Read more](https://hackaday.com/2023/09/17/3d-printing-at-100c/)
2023-09-18T08:00:00Z	**Nitinol is a material we need to be playing with more**
![Nitinol tire](https://hackaday.com/wp-content/uploads/2023/09/METL_BlueTire.jpg?w=800)

Another Kickstarter, another opportunity for people to get mad at delayed and poorly functioning (if delivered at all) gadgets. But the real star of the show here is NiTinol, a […read more](https://hackaday.com/2023/09/18/nitinol-is-a-material-we-need-to-be-playing-with-more/) ⌘ [Read more](https://hackaday.com/2023/09/18/nitinol-is-a-material-we-need-to-be-playing-with-more/)
2023-09-18T11:00:00Z	**Sailor Hat Adds Graceful Shutdown to Pis**
![](https://hackaday.com/wp-content/uploads/2023/09/hat-main.jpg?w=800)

Even though Windows and other operating systems constantly remind us to properly eject storage devices before removing them, plenty of people won’t heed those warnings until they finally corrupt a […read more](https://hackaday.com/2023/09/18/sailor-hat-adds-graceful-shutdown-to-pis/) ⌘ [Read more](https://hackaday.com/2023/09/18/sailor-hat-adds-graceful-shutdown-to-pis/)
2023-09-18T14:00:32Z	**The Challenge of Weather Modification in the Face of Climate Change**
![](https://hackaday.com/wp-content/uploads/2023/09/WeatherMod.jpg?w=800)

Over the past decades we have been able to observe a change in the Earth’s climate, caused by an increasing amount of energy being retained in the atmosphere. This in […read more](https://hackaday.com/2023/09/18/the-challenge-of-weather-modification-in-the-face-of-climate-change/) ⌘ [Read more](https://hackaday.com/2023/09/18/the-challenge-of-weather-modification-in-the-face-of-climate-change/)
2023-09-18T15:30:00Z	**Fast Charging a Cargo Bike from an Electric Car Charger**
![A silver front loader cargo bike sits in a parking lot in front of an electric vehicle charger. A cable runs from the charger to the bike.](https://hackaday.com/wp-content/uploads/2023/09/Tesla-Bullitt-e1694842046543.jpg?w=800)

Fast charging is all the rage with new electric cars touting faster and faster times to full, but other EVs like ebikes and scooters are often left out of the […read more](https://hackaday.com/2023 ... ⌘ [Read more](https://hackaday.com/2023/09/18/fast-charging-a-cargo-bike-from-an-electric-car-charger/)
2023-09-18T16:00:55Z	**Satellite Hunting Hack Chat**
![](https://hackaday.com/wp-content/uploads/2023/09/satellite_hunting.jpeg?w=800)

Join us on Wednesday, September 20 at noon Pacific for the Satellite Hunting Hack Chat with Scott Tilley! From the very first beeps of Sputnik, space has primarily been the […read more](https://hackaday.com/2023/09/18/satellite-hunting-hack-chat/) ⌘ [Read more](https://hackaday.com/2023/09/18/satellite-hunting-hack-chat/)
2023-09-18T17:00:01Z	**What Is Killing Cursive? Ballpoints. Probably.**
![](https://hackaday.com/wp-content/uploads/2020/12/BallpointPen.jpg?w=800)

I get it — you hate writing by hand. But have you ever considered why that is? Is it because typing is easier, faster, and more convenient here in 2023? […read more](https://hackaday.com/2023/09/18/what-is-killing-cursive-ballpoints-probably/) ⌘ [Read more](https://hackaday.com/2023/09/18/what-is-killing-cursive-ballpoints-probably/)
2023-09-18T18:30:00Z	**Simulating a Real Perpetual Motion Device**
![](https://hackaday.com/wp-content/uploads/2023/09/perpetual_motion_device.jpeg?w=800)

Perpetual motion and notions of ‘free energy’ devices are some of those pseudo-science topics that seem to perpetually hang around, no matter how many times it is explained how this […read more](https://hackaday.com/2023/09/18/simulating-a-real-perpetual-motion-device/) ⌘ [Read more](https://hackaday.com/2023/09/18/simulating-a-real-perpetual-motion-device/)
2023-09-18T20:00:25Z	**Driving a Motor with an Audio Amp Chip**
![](https://hackaday.com/wp-content/uploads/2023/09/motor-3.png?w=800)

[InazumaDenki] wanted to answer the question: can you drive a motor with an audio amplifier chip? The answer, of course, is yes. The TDA7052 has a single input, and a […read more](https://hackaday.com/2023/09/18/driving-a-motor-with-an-audio-amp-chip/) ⌘ [Read more](https://hackaday.com/2023/09/18/driving-a-motor-with-an-audio-amp-chip/)
2023-09-18T23:00:04Z	**Replicating Faraday’s 200-Year-Old Electric Motor**
![A brass-and-wood replica of Faraday's motor](https://hackaday.com/wp-content/uploads/2023/09/Faraday-Motor.png?w=800)

Although new electric motor types are still being invented, the basic principle of an electric motor has changed little in the past century-and-a-half: a stator and a rotor built of […read more](https://hackaday.com/2023/09/18/replicating-faradays-200-year-old-electric-motor/) ⌘ [Read more](https://hackaday.com/2023/09/18/replicating-faradays-200-year-old-electric-motor/)
2023-09-19T02:00:39Z	**Multispectral Imaging Shows Erased Evidence of Ancient Star Catalogue**
![](https://hackaday.com/wp-content/uploads/2023/09/images_large_10.1177_00218286221128289-fig2.jpg?w=800)

Ancient Greek astronomer Hipparchus worked to accurately catalog and record the coordinates of celestial objects. But while Hipparchus’ Star Catalogue is known to have existed, the document itself is lost […read more](https://hackaday.com/2023/09/18/multispectral-imaging-shows-erased-evidenc ... ⌘ [Read more](https://hackaday.com/2023/09/18/multispectral-imaging-shows-erased-evidence-of-ancient-star-catalogue/)
2023-09-19T05:00:49Z	**Mobile Gopher Client Brings Fossil Wrist PDA Online**
![A Fossil Wrist PDA running the Overbite Gopher browser](https://hackaday.com/wp-content/uploads/2023/09/Fossil-Wrist-Gopher-Client.jpg?w=800)

Like many new technologies, smartwatches needed a few iterations before they became useful enough for the average person. Early examples were too clunky and limited to be of use to […read more](https://hackaday.com/2023/09/18/mobile-gopher-client-brings-fossil-wrist-pda-online/) ⌘ [Read more](https://hackaday.com/2023/09/18/mobile-gopher-client-brings-fossil-wrist-pda-online/)
2023-09-19T08:00:08Z	**Printed Upgrades Improve Cheap Digital Microscope**
![](https://hackaday.com/wp-content/uploads/2023/09/microscope-main.jpg?w=800)

Digital microscopes used to be something that only labs or universities might have, but as image sensor technology has progressed, the prices have fallen to the point that any classroom […read more](https://hackaday.com/2023/09/19/printed-upgrades-improve-cheap-digital-microscope/) ⌘ [Read more](https://hackaday.com/2023/09/19/printed-upgrades-improve-cheap-digital-microscope/)
2023-09-19T11:00:28Z	**Normal Users Don’t Code On Their Mac, But Apple Keeps Trying**
![](https://hackaday.com/wp-content/uploads/2023/09/apple-coding-featured.jpg?w=800)

Most people use their computer to run pre-packaged programs: usually a web browser, games, or office applications. Whether the machine is a PC or a Mac, they don’t generally write […read more](https://hackaday.com/2023/09/19/normal-users-dont-code-on-their-mac-but-apple-keeps-trying/) ⌘ [Read more](https://hackaday.com/2023/09/19/normal-users-dont-code-on-their-mac-but-apple-keeps-trying/)
2023-09-19T14:00:57Z	**Scientists Call Out Apollo 17 After Investigating Moonquakes Past**
![](https://hackaday.com/wp-content/uploads/2023/09/Seisometer.jpg?w=800)

In the vast realm of space exploration, new discoveries often emerge from old data. Thanks to advanced algorithms and keen observers, the seismic activities of our closest celestial neighbor, the […read more](https://hackaday.com/2023/09/19/scientists-call-out-apollo-17-after-investigating-moonquakes-past/) ⌘ [Read more](https://hackaday.com/2023/09/19/scientists-call-out-apollo-17-after-investigating-moonquakes-past/)
2023-09-19T15:30:30Z	**Time and Tide Are One Thing**
![](https://hackaday.com/wp-content/uploads/2023/09/tide-clock-800.png?w=800)

The rise of 3D printing has given us incredible things, from awesome tchotchkes to intricate chocolates to useful things like spare body parts. But none has been so vital to […read more](https://hackaday.com/2023/09/19/time-and-tide-are-one-thing/) ⌘ [Read more](https://hackaday.com/2023/09/19/time-and-tide-are-one-thing/)
2023-09-19T17:00:18Z	**Hello, Halloween Hackfest!**
![](https://hackaday.com/wp-content/uploads/2023/09/bn-tw-hh@2x.png?w=800)

Halloween is possibly the hackiest of holidays. Think about it: when else do you get to add animatronic eyes to everyday objects, or break out the CNC machine to cut […read more](https://hackaday.com/2023/09/19/hello-halloween-hackfest/) ⌘ [Read more](https://hackaday.com/2023/09/19/hello-halloween-hackfest/)
2023-09-19T18:30:21Z	**Implementing MegaTextures on Real Nintendo 64 Hardware**
![](https://hackaday.com/wp-content/uploads/2023/09/megatextures_n64_featured.jpg?w=800)

As amazing and groundbreaking the Nintendo 64 was, over the years it has also become synonymous with blurry textures and liberal use of Gouraud shading as its most strongly defining […read more](https://hackaday.com/2023/09/19/implementing-megatextures-on-real-nintendo-64-hardware/) ⌘ [Read more](https://hackaday.com/2023/09/19/implementing-megatextures-on-real-nintendo-64-hardware/)
2023-09-19T20:00:55Z	**Powerful Nerf Blaster Aims To Fire 100 Darts Per Second**
![](https://hackaday.com/wp-content/uploads/2023/09/My-Insane-100-Dart-per-Second-Nerf-Gun-WORKS-_-Part-2-10-11-screenshot.png?w=800)

Nerf has made plenty of fully-automatic blasters over the years, but their toys typically lack punch, precision, and fire rate. [3DprintedLife] set about building a blaster to rectify that last […read more](https://hackaday.com/2023/09/19/powerful-nerf-blaster-aims-to-fire-100-darts-per-secon ... ⌘ [Read more](https://hackaday.com/2023/09/19/powerful-nerf-blaster-aims-to-fire-100-darts-per-second/)
2023-09-19T23:00:29Z	**E-Paper News Feed Illustrates the Headlines with AI-Generated Images**
![](https://hackaday.com/wp-content/uploads/2023/09/build-7.jpg?w=800)

It’s hard to read the headlines today without feeling like the world couldn’t possibly get much worse. And then tomorrow rolls around, and a fresh set of headlines puts the […read more](https://hackaday.com/2023/09/19/e-paper-news-feed-illustrates-the-headlines-with-ai-generated-images/) ⌘ [Read more](https://hackaday.com/2023/09/19/e-paper-news-feed-illustrates-the-headlines-with-ai-generated-images/)
2023-09-20T02:00:00Z	**Latency Meter For Accurate Gaming**
![](https://hackaday.com/wp-content/uploads/2023/09/latency-main.jpg?w=800)

The gaming world experienced a bit of a resurgence in 2020 that is still seen in the present day. Even putting aside the effects from the pandemic, the affordability and […read more](https://hackaday.com/2023/09/19/latency-meter-for-accurate-gaming/) ⌘ [Read more](https://hackaday.com/2023/09/19/latency-meter-for-accurate-gaming/)
2023-09-20T05:00:42Z	**Open Source Tracker Keeps an Eye on Furry Friends**
![](https://hackaday.com/wp-content/uploads/2023/09/findmycat.jpg?w=800)

Most of the time, you’ll know where your cats are — asleep on the bed about 23.5 hours a day and eating or pooping the rest of the time. But […read more](https://hackaday.com/2023/09/19/open-source-tracker-keeps-an-eye-on-furry-friends/) ⌘ [Read more](https://hackaday.com/2023/09/19/open-source-tracker-keeps-an-eye-on-furry-friends/)
2023-09-20T08:00:10Z	**Scaled-Up Matches Are Hilarious And Moderately Effective**
![](https://hackaday.com/wp-content/uploads/2023/09/Making-some-unusually-big-matches-to-see-if-they-work-4-35-screenshot.png?w=800)

Regular matches are fine for lighting candles and the like, but they’re a bit small and fiddly to use. After seeing some giant prop matches used in a stage play, […read more](https://hackaday.com/2023/09/20/scaled-up-matches-are-hilarious-and-moderately-effective/) ⌘ [Read more](https://hackaday.com/2023/09/20/scaled-up-matches-are-hilarious-and-moderately-effective/)
2023-09-20T11:00:41Z	**TMD-3: Clever Hall Sensor Hack Leads to Better Turing Demo**
![](https://hackaday.com/wp-content/uploads/2023/09/tmd-3.jpg?w=800)

We’ll beat everyone to the punch: yes, actually building a working Turing machine, especially one that uses a Raspberry Pi, is probably something that would have pushed [Allen Turing]’s buttons, […read more](https://hackaday.com/2023/09/20/tmd-3-clever-hall-sensor-hack-leads-to-better-turing-demo/) ⌘ [Read more](https://hackaday.com/2023/09/20/tmd-3-clever-hall-sensor-hack-leads-to-better-turing-demo/)
2023-09-20T14:00:18Z	**You’ve Got Mail: Reading Addresses With OCR**
![](https://hackaday.com/wp-content/uploads/2023/07/USPS.jpg?w=800)

Last time I delivered on this column, I told you about the USPS’ attempts to fully automate a post office. Of course, that’s a bit of a misnomer, since it […read more](https://hackaday.com/2023/09/20/youve-got-mail-reading-addresses-with-ocr/) ⌘ [Read more](https://hackaday.com/2023/09/20/youve-got-mail-reading-addresses-with-ocr/)
2023-09-20T15:30:19Z	**Salad Spinner Busts Some New Moves**
![](https://hackaday.com/wp-content/uploads/2023/09/bust-a-move-800.png?w=800)

Can you believe that [Tom Tilley]’s wife was just going to pawn off this perfectly good salad spinner on the thrift store when it’s so ripe for hacking? We couldn’t, […read more](https://hackaday.com/2023/09/20/salad-spinner-busts-some-new-moves/) ⌘ [Read more](https://hackaday.com/2023/09/20/salad-spinner-busts-some-new-moves/)
2023-09-20T17:00:18Z	**Button, Button, Who’s Got the (Pico) Button?**
![](https://hackaday.com/wp-content/uploads/2021/05/DSCF2222_featured.png?w=800)

There is an episode of Ren and Stimpy with a big red “history eraser’ button that must not be pressed. Of course, who can resist the temptation of pressing the […read more](https://hackaday.com/2023/09/20/button-button-whos-got-the-pico-button/) ⌘ [Read more](https://hackaday.com/2023/09/20/button-button-whos-got-the-pico-button/)
2023-09-20T18:30:19Z	**Cold Metal Fusion for 3D Printing**
![](https://hackaday.com/wp-content/uploads/2023/09/sls.png?w=800)

When you see the term cold fusion, you probably think about energy generation, but the Cold Metal Fusion Alliance is an industry group all about 3D printing metal using Selective […read more](https://hackaday.com/2023/09/20/cold-metal-fusion-for-3d-printing/) ⌘ [Read more](https://hackaday.com/2023/09/20/cold-metal-fusion-for-3d-printing/)
2023-09-20T20:00:35Z	**Spooky Noise Box Plays War Drums**
![](https://hackaday.com/wp-content/uploads/2023/09/reverb-noise-box-main.jpeg?w=800)

What do you have cooked up to scare trick-or-treaters this Halloween? We humbly suggest adding in some type of noise box, especially one like this offering from [Paisley Computer] that […read more](https://hackaday.com/2023/09/20/spooky-noise-box-plays-war-drums/) ⌘ [Read more](https://hackaday.com/2023/09/20/spooky-noise-box-plays-war-drums/)
2023-09-20T23:00:20Z	**Silencing a 3D Printer With Acoustic Foam Isn’t That Easy**
![](https://hackaday.com/wp-content/uploads/2023/09/Will-Acoustic-Foam-Make-a-3D-Printer-Silent_-1-25-screenshot-1-e1695100217577.png?w=625)

3D printers are supremely useful tools, but their incessant whining and droning can be distracting and tiresome. [Handy Bear] decided to try some simple ways to quieten down their printer […read more](https://hackaday.com/2023/09/20/silencing-a-3d-printer-with-acoustic-foam-isnt-tha ... ⌘ [Read more](https://hackaday.com/2023/09/20/silencing-a-3d-printer-with-acoustic-foam-isnt-that-easy/)
2023-09-21T02:00:09Z	**Aluminum Battery is Sustainable**
![](https://hackaday.com/wp-content/uploads/2023/09/albat.png?w=800)

If you think of metals in a battery, you probably think of lithium, mercury, lead, nickel, and cadmium. But researchers in Australia and China want you to think about aluminum. […read more](https://hackaday.com/2023/09/20/aluminum-battery-is-sustainable/) ⌘ [Read more](https://hackaday.com/2023/09/20/aluminum-battery-is-sustainable/)
2023-09-21T05:00:32Z	**Atari Gets Semi-Modern Video Output**
![](https://hackaday.com/wp-content/uploads/2023/09/atari-svideo-featured.jpg?w=800)

The Atari 2600 is a historical enigma in many ways. On one hand, it was the most popular gaming console of its era, but it was also at the center […read more](https://hackaday.com/2023/09/20/atari-gets-semi-modern-video-output/) ⌘ [Read more](https://hackaday.com/2023/09/20/atari-gets-semi-modern-video-output/)
2023-09-21T08:00:35Z	**Building a Charging Holder for the Apple Pencil**
![](https://hackaday.com/wp-content/uploads/2023/09/Making-a-Home-for-my-Apple-Pencil-2-50-screenshot.png?w=800)

The Apple Pencil is a neat tool for digital creativity, but the user experience is a bit blah when it comes to charging. You either have to plug it into […read more](https://hackaday.com/2023/09/21/building-a-charging-holder-for-the-apple-pencil/) ⌘ [Read more](https://hackaday.com/2023/09/21/building-a-charging-holder-for-the-apple-pencil/)
2023-09-21T11:00:13Z	**Radio Apocalypse: The BBC Radio Program That Could(n’t) Have Started WWIII**
![](https://hackaday.com/wp-content/uploads/2017/11/radioapocalypse.jpg?w=800)

Here’s a question for you: if you’re the commander of a submarine full of nuclear missiles, how can you be sure what not receiving a launch order really means? If […read more](https://hackaday.com/2023/09/21/radio-apocalypse-the-bbc-radio-program-that-couldnt-have-started-wwiii/) ⌘ [Read more](https://hackaday.com/2023/09/21/radio-apocalypse-the-bbc-radio-program-that-couldnt-have-started-wwiii/)
2023-09-21T14:20:55Z	**Books You Should Read: David Macaulay’s Architecture Series**
![](https://hackaday.com/wp-content/uploads/2023/09/DavidMacauly.jpg?w=800)

For a lot of us, there’s a bright line separating the books we enjoyed as children from the “real” books of our more mature years. We all eventually age out […read more](https://hackaday.com/2023/09/21/books-you-should-read-david-macaulays-architecture-series/) ⌘ [Read more](https://hackaday.com/2023/09/21/books-you-should-read-david-macaulays-architecture-series/)
2023-09-21T15:30:00Z	**Ballistic BMW Blocks Both Bullets and Booms**
![](https://hackaday.com/wp-content/uploads/2023/09/ballistic-BMW-main.jpg?w=800)

Maybe you like to live dangerously. Like, James Bond dangerously. Well, we won’t judge, but we will pass this along — BMW has created the ultimate driving machine for shootouts […read more](https://hackaday.com/2023/09/21/ballistic-bmw-blocks-both-bullets-and-booms/) ⌘ [Read more](https://hackaday.com/2023/09/21/ballistic-bmw-blocks-both-bullets-and-booms/)
2023-09-21T17:00:05Z	**Keebin’ with Kristina: The One With the Busy Box Macro Pad**
![Illustrated Kristina with an IBM Model M keyboard floating between her hands.](https://hackaday.com/wp-content/uploads/2021/07/Keebin.jpg?w=800)

Well, I must admit that Google Translate completely failed me here, and thus I have no real idea what the trick is to this beautiful, stunning transparent split keyboard by […read more](https://hackaday.com/2023/09/21/keebin-with-kristina-the-one-with-the-busy-box-macro-pad/) ⌘ [Read more](https://hackaday.com/2023/09/21/keebin-with-kristina-the-one-with-the-busy-box-macro-pad/)
2023-09-21T18:30:23Z	**3D Printed Robot Wants To Be Your Pet**
![](https://hackaday.com/wp-content/uploads/2023/09/snoopy.webp?w=800)

Robots are cool. Robots you build yourself are cooler, especially ones that use stuff you have lying around already. Snoopy is a new open-source robot that uses an Arduino as […read more](https://hackaday.com/2023/09/21/3d-printed-robot-wants-to-be-your-pet/) ⌘ [Read more](https://hackaday.com/2023/09/21/3d-printed-robot-wants-to-be-your-pet/)
2023-09-21T20:00:23Z	**You Can Use An Old Tape Deck As A Distortion Pedal**
![](https://hackaday.com/wp-content/uploads/2023/09/Anything-can-be-a-distortion-pedal.-5-57-screenshot.png?w=800)

Distorted guitars were a big part of the rock revolution last century; we try to forget about the roll. As a youth, [David Hilowitz] couldn’t afford a loud aggressive amp, […read more](https://hackaday.com/2023/09/21/you-can-use-an-old-tape-deck-as-a-distortion-pedal/) ⌘ [Read more](https://hackaday.com/2023/09/21/you-can-use-an-old-tape-deck-as-a-distortion-pedal/)
2023-09-21T23:00:23Z	**Altoids Tin Spy Radio Goes Solid State**
![](https://hackaday.com/wp-content/uploads/2023/09/solid_state_qrp.png?w=800)

[Helge Fykse (LA6NCA)] has a type, as they say. At least as far as radios are concerned, he seems to prefer elegant designs that keep the BOM to the minimum […read more](https://hackaday.com/2023/09/21/altoids-tin-spy-radio-goes-solid-state/) ⌘ [Read more](https://hackaday.com/2023/09/21/altoids-tin-spy-radio-goes-solid-state/)
2023-09-22T02:00:12Z	**Faster String Processing With Bloom Filters**
![The Python documentation for str.strip().](https://hackaday.com/wp-content/uploads/2023/09/pydoc-feature.png?w=800)

At first, string processing might seem very hard to optimize. If you’re looking for a newline in some text, you have to check every character in the string against every […read more](https://hackaday.com/2023/09/21/faster-string-processing-with-bloom-filters/) ⌘ [Read more](https://hackaday.com/2023/09/21/faster-string-processing-with-bloom-filters/)
2023-09-22T05:00:19Z	**The Loveliest Electronics Desk You’ll See Today**
![](https://hackaday.com/wp-content/uploads/2023/09/workshop-desk-800.jpeg?w=800)

Does your electronics desk have a lap drawer? And is it filled with random, disorganized detritus? Well, [Handy Bear] is here to show you that you can put so much […read more](https://hackaday.com/2023/09/21/the-loveliest-electronics-desk-youll-see-today/) ⌘ [Read more](https://hackaday.com/2023/09/21/the-loveliest-electronics-desk-youll-see-today/)
2023-09-22T08:00:48Z	**Mosquito Laser Death Grid is Just What it Sounds Like**
![](https://hackaday.com/wp-content/uploads/2023/09/killing-mosquitoes-like-its-the-year-3000-8-2-screenshot.png?w=800)

Mosquitoes suck. Quite literally. [Allen Pan] lives in an area where they’re so thick in the air, regular methods of killing them fail to put a dent in their numbers. […read more](https://hackaday.com/2023/09/22/mosquito-laser-death-grid-is-just-what-it-sounds-like/) ⌘ [Read more](https://hackaday.com/2023/09/22/mosquito-laser-death-grid-is-just-what-it-sounds-like/)
2023-09-22T11:00:42Z	**WhisperFrame Depicts the Art of Conversation**
![](https://hackaday.com/wp-content/uploads/2023/09/The-WhisperFrame-AI-Makes-Art-from-our-Conversations-YouTube-0-4-05.jpeg?w=800)

At this point, you gotta figure that you’re at least being listened to almost everywhere you go, whether it be a home assistant or your very own phone. So why […read more](https://hackaday.com/2023/09/22/whisperframe-depicts-the-art-of-conversation/) ⌘ [Read more](https://hackaday.com/2023/09/22/whisperframe-depicts-the-art-of-conversation/)
2023-09-22T14:00:04Z	**This Week in Security: WebP, Cavium, Gitlab, and Asahi Lina**
![](https://hackaday.com/wp-content/uploads/2016/01/darkarts.jpg?w=800)

Last week we covered the latest 0-day from NSO group, BLASTPASS. There’s more details about exactly how that works, and a bit of a worrying revelation for Android users. One […read more](https://hackaday.com/2023/09/22/this-week-in-security-webp-cavium-gitlab-and-asahi-lina/) ⌘ [Read more](https://hackaday.com/2023/09/22/this-week-in-security-webp-cavium-gitlab-and-asahi-lina/)
2023-09-22T16:00:22Z	**Hackaday Podcast 237: Dancing Raisins, Coding on Apples, and a Salad Spinner Mouse**
![](https://hackaday.com/wp-content/uploads/2016/05/microphone.jpg?w=800)

This week, Editor-in-Chief Elliot Williams and Kristina Panos gathered over the Internet and a couple cups of coffee to bring you the best hacks of the previous week. Well, the […read more](https://hackaday.com/2023/09/22/hackaday-podcast-237-dancing-raisins-coding-on-apples-and-a-salad-spinner-mouse/ ... ⌘ [Read more](https://hackaday.com/2023/09/22/hackaday-podcast-237-dancing-raisins-coding-on-apples-and-a-salad-spinner-mouse/)
2023-09-22T17:00:00Z	**Ham Radio Mini Beam**
![](https://hackaday.com/wp-content/uploads/2023/09/ant.png?w=800)

Years ago, ham radio operators more often than not had land, and usually there weren’t any restrictions on what kind of antenna they could erect on that land. These days […read more](https://hackaday.com/2023/09/22/ham-radio-mini-beam/) ⌘ [Read more](https://hackaday.com/2023/09/22/ham-radio-mini-beam/)
2023-09-22T18:30:00Z	**RP2040 Emulator Brings the Voice of the 80s Back to Life**
![](https://hackaday.com/wp-content/uploads/2023/09/sp0256.png?w=800)

You may not have heard, but there’s a chip shortage out there. And it’s not just the fancy new chips that are in short supply; the chips that were fancy […read more](https://hackaday.com/2023/09/22/rp2040-emulator-brings-the-voice-of-the-80s-back-to-life/) ⌘ [Read more](https://hackaday.com/2023/09/22/rp2040-emulator-brings-the-voice-of-the-80s-back-to-life/)
2023-09-22T20:00:24Z	**That’s not a Junker… That’s My Generator**
![](https://hackaday.com/wp-content/uploads/2023/09/car.png?w=800)

If you live somewhere prone to power outages, you might have thought about buying a generator. The problem is that small generators are cheap but — well — small. Big […read more](https://hackaday.com/2023/09/22/thats-not-a-junker-thats-my-generator/) ⌘ [Read more](https://hackaday.com/2023/09/22/thats-not-a-junker-thats-my-generator/)
2023-09-22T23:00:51Z	**DIY Repair Brings an X-Ray Microscope Back Into Focus**
![](https://hackaday.com/wp-content/uploads/2023/09/x-ray.png?w=800)

Aside from idle curiosity, very few of us need to see inside chips and components to diagnose a circuit. But reverse engineering is another story; being able to see what […read more](https://hackaday.com/2023/09/22/diy-repair-brings-an-x-ray-microscope-back-into-focus/) ⌘ [Read more](https://hackaday.com/2023/09/22/diy-repair-brings-an-x-ray-microscope-back-into-focus/)
2023-09-23T02:00:30Z	**Bending Light to Fit Technology**
![](https://hackaday.com/wp-content/uploads/2023/09/light-main.jpg?w=800)

Solar power is an excellent way of generating electricity, whether that’s for an off-grid home or for the power grid. With no moving parts maintenance is relatively low, and the […read more](https://hackaday.com/2023/09/22/bending-light-to-fit-technology/) ⌘ [Read more](https://hackaday.com/2023/09/22/bending-light-to-fit-technology/)
2023-09-23T05:00:59Z	**Decker Is The Cozy Retro Creative Engine You Didn’t Know You Needed**
![](https://hackaday.com/wp-content/uploads/2023/09/dekker-featured.jpg?w=800)

[John Earnest]’s passion project Decker is creative software with a classic MacOS look (it’s not limited to running on Macs, however) for easily making and sharing interactive documents with sound, […read more](https://hackaday.com/2023/09/22/decker-is-the-cozy-retro-creative-engine-you-didnt-know-you-needed/) ⌘ [Read more](https://hackaday.com/2023/09/22/decker-is-the-cozy-retro-creative-engine-you-didnt-know-you-needed/)
2023-09-23T08:00:38Z	**Getting Shredded Plastic…and Legs**
![Two men in black shirts stand between a white and a blue exercise bike sitting on a table in front of them. The exercise bikes have black drums slightly larger than a coffee can affixed to the front of the bike which houses the shredding mechanism. In the background is a "Precious Plastics Torino" circular logo.](https://hackaday.com/wp-content/uploads/2023/09/Screenshot-2023-09-20-at-12.05.38-AM.png?w=800)

While electric motors have taken the drudgery out of many  ... ⌘ [Read more](https://hackaday.com/2023/09/23/getting-shredded-plastic-and-legs/)
2023-09-23T11:00:09Z	**Exploring Ground-Effect With a Quadcopter**
![](https://hackaday.com/wp-content/uploads/2023/09/ground-effect_quadcopter_featured.jpg?w=800)

The ground-effect (GE) refers to the almost mystical property where the interaction of the airflow around an aircraft’s wing and the ground massively increases efficiency due to the reduction of […read more](https://hackaday.com/2023/09/23/exploring-ground-effect-with-a-quadcopter/) ⌘ [Read more](https://hackaday.com/2023/09/23/exploring-ground-effect-with-a-quadcopter/)
2023-09-23T14:00:34Z	**Confluence of Nerdery**
![](https://hackaday.com/wp-content/uploads/2018/02/2018-world-create-day-featured.jpg?w=800)

You might find yourself, dear Hackaday reader, attracted to some pretty strange corners of the tech world. Who knows when that knowledge of stenography, ancient retrocomputing, and floppy disk internals […read more](https://hackaday.com/2023/09/23/confluence-of-nerdery/) ⌘ [Read more](https://hackaday.com/2023/09/23/confluence-of-nerdery/)
2023-09-23T17:00:36Z	**High Temp Resin Means Faster Hot Foil Stamping**
![](https://hackaday.com/wp-content/uploads/2023/09/hot-foil-stamping-800.jpg?w=800)

[This Designed That] does a lot of hot foil stamping. That’s the shiny embellishment you’ll see on wedding invitations and your fancier letterheads. They wanted a way to quickly see […read more](https://hackaday.com/2023/09/23/high-temp-resin-means-faster-hot-foil-stamping/) ⌘ [Read more](https://hackaday.com/2023/09/23/high-temp-resin-means-faster-hot-foil-stamping/)
2023-09-23T20:00:01Z	**Reviving an Old Lime-E Beta Rideshare E-Bicycle**
![](https://hackaday.com/wp-content/uploads/2023/09/lime_new_old_bike.jpg?w=800)

What do you do when you come across a cheap electric bicycle on Facebook Marketplace from a seller who has a few hundred of the same ones available? If you’re […read more](https://hackaday.com/2023/09/23/reviving-an-old-lime-e-beta-rideshare-e-bicycle/) ⌘ [Read more](https://hackaday.com/2023/09/23/reviving-an-old-lime-e-beta-rideshare-e-bicycle/)
2023-09-23T23:00:56Z	**Electrostatic Generator Project Starts With Molten Sulfur**
![A modern recreation of von Guericke's electrostatic generator](https://hackaday.com/wp-content/uploads/2023/09/Von-Guericke-Generator.png?w=800)

Although the basic concept of electrostatic attraction has been known since ancient times, it was only in the 17th century that scientists began to systematically investigate electrostatics. One of the […read more](https://hackaday.com/2023/09/23/electrostatic-generator-proje ... ⌘ [Read more](https://hackaday.com/2023/09/23/electrostatic-generator-project-starts-with-molten-sulfur/)
2023-09-24T02:00:39Z	**Hackaday Prize 2023: A 3D Printed Vertical Wind Turbine**
![](https://hackaday.com/wp-content/uploads/2023/09/wind-gen-featured.jpg?w=800)

We feature a lot of off-grid power projects here at Hackaday, whether they’re a micropower harvester or something to power a whole house. Somewhere in the middle lies [esposcar90]’s 3D-printed […read more](https://hackaday.com/2023/09/23/hackaday-prize-2023-a-3d-printed-vertical-wind-turbine/) ⌘ [Read more](https://hackaday.com/2023/09/23/hackaday-prize-2023-a-3d-printed-vertical-wind-turbine/)
2023-09-24T05:00:15Z	**Input Device Gets New Input Device**
![](https://hackaday.com/wp-content/uploads/2023/09/glove80-trackpoint-800.jpg?w=800)

One of the nicest things about a trackpoint is that you don’t have to take your hands off the keyboard. One of the worst things about a trackpoint is its […read more](https://hackaday.com/2023/09/23/input-device-gets-new-input-device/) ⌘ [Read more](https://hackaday.com/2023/09/23/input-device-gets-new-input-device/)
2023-09-24T08:00:56Z	**Hackaday Prize 2023: Stretch Your Day With This 29-Hour Clock**
![A wooden digital clock with a metal knob on one end](https://hackaday.com/wp-content/uploads/2023/09/29-Hour-Clock.jpg?w=800)

Modern life can be stressful. Many of us struggle to balance work, family, exercise, and an ever-growing list of hacking projects, all of which claim our attention during the day. […read more](https://hackaday.com/2023/09/24/hackaday-prize-2023-stretch-your-day-with-this-29-hour-clock/) ⌘ [Read more](https://hackaday.com/2023/09/24/hackaday-prize-2023-stretch-your-day-with-this-29-hour-clock/)
2023-09-24T11:00:44Z	**Powder Your Prints For Baby-Smoothness**
![](https://hackaday.com/wp-content/uploads/2023/09/baby-powder-800.png?w=800)

Layer lines are a dead giveaway to non-normies that a thing was 3D printed. There are things you can do to smooth them — sanding, chemical smoothing, and fillers come […read more](https://hackaday.com/2023/09/24/powder-your-prints-for-baby-smoothness/) ⌘ [Read more](https://hackaday.com/2023/09/24/powder-your-prints-for-baby-smoothness/)
2023-09-24T14:00:21Z	**Hackaday Prize 2023: Computer Vision Guides This Farm Mower**
![](https://hackaday.com/wp-content/uploads/2023/09/pylon-mower-featured.jpg?w=800)

It’s a problem common to small-scale mixed agriculture worldwide, that of small areas of grass and weeds that need mowing. If you have a couple of sheep and enough electric […read more](https://hackaday.com/2023/09/24/hackaday-prize-2023-computer-vision-guides-this-farm-mower/) ⌘ [Read more](https://hackaday.com/2023/09/24/hackaday-prize-2023-computer-vision-guides-this-farm-mower/)
2023-09-24T17:00:05Z	**Humans and Balloon Hands Help Bots Make Breakfast**
![](https://hackaday.com/wp-content/uploads/2023/09/breakfast-bots-main.jpg?w=800)

Breakfast may be the most important meal of the day, but who wants to get up first thing in the morning and make it? Well, there may come a day […read more](https://hackaday.com/2023/09/24/humans-and-balloon-hands-help-bots-make-breakfast/) ⌘ [Read more](https://hackaday.com/2023/09/24/humans-and-balloon-hands-help-bots-make-breakfast/)
2023-09-24T20:00:47Z	**Getting Geared Up For Home Powder Coating**
![](https://hackaday.com/wp-content/uploads/2023/09/powder.png?w=800)

[Blondihacks] wanted to do powder coating for a model train without a lot of special equipment. She started with an Eastwood kit that runs about $230. Depending on the options, […read more](https://hackaday.com/2023/09/24/getting-geared-up-for-home-power-coating/) ⌘ [Read more](https://hackaday.com/2023/09/24/getting-geared-up-for-home-power-coating/)
2023-09-24T23:00:23Z	**Hackaday Links: September 24, 2023**
![Hackaday Links Column Banner](https://hackaday.com/wp-content/uploads/2014/11/had-links-banner.jpg?w=800)

Modern video games are almost always written on the backs of a game engine platform, and the two most popular are definitely Unreal Engine and Unity. Some bean counter at […read more](https://hackaday.com/2023/09/24/hackaday-links-september-24-2023/) ⌘ [Read more](https://hackaday.com/2023/09/24/hackaday-links-september-24-2023/)
2023-09-25T02:00:31Z	**Celebrating the 6502 With Song**
![](https://hackaday.com/wp-content/uploads/2023/09/6502.png?w=800)

In a wonderful ode to tech nostalgia, The Taylor and Amy Show, comprised of YouTubers [Taylor] and [Amy], have released a new video “THE 6502 SONG”. This song had me […read more](https://hackaday.com/2023/09/24/celebrating-the-6502-with-song/) ⌘ [Read more](https://hackaday.com/2023/09/24/celebrating-the-6502-with-song/)
2023-09-25T05:00:07Z	**Saving a Scope from the Dumpster**
![](https://hackaday.com/wp-content/uploads/2023/09/dump.png?w=800)

If you read Hackaday, you probably get the title of [SunEstra’s] post: A Casual Date with the Dumpster. Many great hacking projects start with finding one man’s trash. This June, […read more](https://hackaday.com/2023/09/24/saving-a-scope-from-the-dumpster/) ⌘ [Read more](https://hackaday.com/2023/09/24/saving-a-scope-from-the-dumpster/)
2023-09-25T08:00:33Z	**Hackaday Prize 2023: Abuse a Reference Chip For a Cheap Instrument**
![](https://hackaday.com/wp-content/uploads/2023/09/tl431-rogowski-featured.jpg?w=800)

A Rogowski coil is a device for measuring AC current that differs from a conventional current transformer in that it has no need to encircle the conductor whose current it […read more](https://hackaday.com/2023/09/25/hackaday-prize-2023-abuse-a-reference-chip-for-a-cheap-instrument/) ⌘ [Read more](https://hackaday.com/2023/09/25/hackaday-prize-2023-abuse-a-reference-chip-for-a-cheap-instrument/)
2023-09-25T11:00:45Z	**Bill, Steve, and Gary… Computer Pioneers**
![](https://hackaday.com/wp-content/uploads/2023/09/gary.png?w=800)

If you ask your neighbor who Bill Gates or Steve Jobs is, they’d probably know. But mention Gary Kildall, and you are likely to get a blank stare unless you […read more](https://hackaday.com/2023/09/25/bill-steve-and-gary-computer-pioneers/) ⌘ [Read more](https://hackaday.com/2023/09/25/bill-steve-and-gary-computer-pioneers/)
2023-09-25T14:00:04Z	**Inverse Vaccines Could Help Treat Autoimmune Conditions**
![](https://hackaday.com/wp-content/uploads/2020/12/Vial.jpg?w=800)

Autoimmune diseases occur when the immune system starts attacking the body’s own cells. They can cause a wide range of deleterious symptoms that greatly reduce a patient’s quality of life. […read more](https://hackaday.com/2023/09/25/inverse-vaccines-could-help-treat-autoimmune-conditions/) ⌘ [Read more](https://hackaday.com/2023/09/25/inverse-vaccines-could-help-treat-autoimmune-conditions/)
2023-09-25T15:00:00Z	**NASA’s Parker Probe Gets Front Row Seat to CME**
![](https://hackaday.com/wp-content/uploads/2023/09/parkercme_feat.jpg?w=800)

A little over a year ago, and about 150 million kilometers (93 million miles) from where you’re currently reading this, NASA’s Parker Solar Probe quietly made history by safely flying […read more](https://hackaday.com/2023/09/25/nasas-parker-probe-gets-front-row-seat-to-cme/) ⌘ [Read more](https://hackaday.com/2023/09/25/nasas-parker-probe-gets-front-row-seat-to-cme/)
2023-09-25T16:00:30Z	**Keebin’ with Kristina Hack Chat**
![](https://hackaday.com/wp-content/uploads/2023/09/qwerty.jpeg?w=800)

Join us on Wednesday, September 27 at noon Pacific for the Keebin’ with Kristina Hack Chat with our own Kristina Panos! When you think about it, wiggling your fingers over […read more](https://hackaday.com/2023/09/25/keebin-with-kristina-hack-chat/) ⌘ [Read more](https://hackaday.com/2023/09/25/keebin-with-kristina-hack-chat/)
2023-09-25T17:00:28Z	**Dark Trace CRTs, Almost The E-Ink Of Their Time**
![](https://hackaday.com/wp-content/uploads/2023/09/skiatron-featured.jpg?w=800)

When you’ve been a fact-sponge for electronics trivia for over four decades, it’s not often that an entire class of parts escapes your attention. But have you seen the Skiatron? […read more](https://hackaday.com/2023/09/25/dark-trace-crts-almost-the-e-ink-of-their-time/) ⌘ [Read more](https://hackaday.com/2023/09/25/dark-trace-crts-almost-the-e-ink-of-their-time/)
2023-09-25T18:30:28Z	**The Reverse Oscilloscope**
![](https://hackaday.com/wp-content/uploads/2023/09/mix.png?w=800)

Usually, an oscilloscope lets you visualize what a signal looks like. [Mitexla]’s reverse oscilloscope lets you set what you want an audio waveform to look like, and it will produce […read more](https://hackaday.com/2023/09/25/the-reverse-oscilloscope/) ⌘ [Read more](https://hackaday.com/2023/09/25/the-reverse-oscilloscope/)
2023-09-25T20:00:18Z	**Carbon Fiber with 3D Printing**
![](https://hackaday.com/wp-content/uploads/2023/09/cf.png?w=800)

[Thomas Sanladerer] wanted to make 3D prints using carbon fiber and was surprised that it was fairly inexpensive and worked well, although he mentions that the process is a bit […read more](https://hackaday.com/2023/09/25/carbon-fiber-with-3d-printing/) ⌘ [Read more](https://hackaday.com/2023/09/25/carbon-fiber-with-3d-printing/)
2023-09-25T23:00:24Z	**Hackaday Prize 2023: A Software-Defined Radio With Real Knobs and Switches**
![A software-defined radio system in a 3D-printed case with a 7" display and an array of knobs and switches](https://hackaday.com/wp-content/uploads/2023/09/SDR-Dock.jpg?w=800)

When cheap digital TV dongles enabled radio enthusiasts to set up software defined radio (SDR) systems at almost zero cost, it caused a revolution in the amateur radio world: now […read more](https://hackaday.com/ ... ⌘ [Read more](https://hackaday.com/2023/09/25/hackaday-prize-2023-a-software-defined-radio-with-real-knobs-and-switches/)
2023-09-26T02:00:59Z	**Processes, Threads, and… Fibers?**
![](https://hackaday.com/wp-content/uploads/2023/09/fiber.png?w=800)

You’ve probably heard of multithreaded programs where a single process can have multiple threads of execution. But here is yet another layer of creating multitasking programs known as a fiber. […read more](https://hackaday.com/2023/09/25/processes-threads-and-fibers/) ⌘ [Read more](https://hackaday.com/2023/09/25/processes-threads-and-fibers/)
2023-09-26T05:00:39Z	**Tetris Clone Uses 1000 Lines of Code, and Nothing Else**
![A handheld computer made on a piece of prototyping board running a Tetris clone](https://hackaday.com/wp-content/uploads/2023/09/Cattech-2000.jpg?w=800)

If you’re programming on a modern computer, you typically make use of lots of work done by other people. There’s operating systems to abstract away the complexities of modern hardware, […read more](https://hackaday.com/2023/09/25/tetris-clone-uses-1000-lines-of-code-and-noth ... ⌘ [Read more](https://hackaday.com/2023/09/25/tetris-clone-uses-1000-lines-of-code-and-nothing-else/)
2023-09-26T08:00:23Z	**16 Kbit DRAM Gives Up Its Secrets**
![](https://hackaday.com/wp-content/uploads/2023/09/ken.png?w=800)

[Ken Shirriff] is looking inside chips again. This time, the subject is the MK4116 — a 16 Kbit DRAM chip. Even without a calculator, you know that’s a whopping 2 […read more](https://hackaday.com/2023/09/26/16-kbit-dram-gives-up-its-secrets/) ⌘ [Read more](https://hackaday.com/2023/09/26/16-kbit-dram-gives-up-its-secrets/)
2023-09-26T11:00:36Z	**Single-Button Keyboard Has Multiple Uses**
![](https://hackaday.com/wp-content/uploads/2023/09/magiclick-800.jpg?w=800)

Well now why would I want a single-button keyboard, you might be asking yourself. We say it all depends on how you build the thing, and how you program it. […read more](https://hackaday.com/2023/09/26/single-button-keyboard-has-multiple-uses/) ⌘ [Read more](https://hackaday.com/2023/09/26/single-button-keyboard-has-multiple-uses/)
2023-09-26T14:00:09Z	**A Pulse Of Annoyance About Oscillators, Followed By A Flyback Of A Rant**
![](https://hackaday.com/wp-content/uploads/2023/09/flyback-featured.jpg?w=800)

Everyone likes to play with high voltages, right?. Even though the danger of death goes up with every volt, it’s likely that a few readers will have at some time […read more](https://hackaday.com/2023/09/26/a-pulse-of-annoyance-about-oscillators-followed-by-a-flyback-of-a-rant/) ⌘ [Read more](https://hackaday.com/2023/09/26/a-pulse-of-annoyance-about-oscillators-followed-by-a-flyback-of-a-rant/)
2023-09-26T15:30:57Z	**How to Chase the Beam With a Z80**
![](https://hackaday.com/wp-content/uploads/2023/09/z80-video-featured.jpg?w=800)

The more accomplished 8-bit microcomputers of the late 1970s and early 1980s had a dedicated display chip, a CRT controller. This took care of all the jobs associated with driving […read more](https://hackaday.com/2023/09/26/how-to-chase-the-beam-with-a-z80/) ⌘ [Read more](https://hackaday.com/2023/09/26/how-to-chase-the-beam-with-a-z80/)
2023-09-26T17:00:17Z	**Tech in Plain Sight: Microwave Ovens**
![](https://hackaday.com/wp-content/uploads/2023/09/Cooking_with_radio_waves_-_Short_Wave_Craft_Nov_1933_cover_featured-1.png?w=800)

Our homes are full of technological marvels, and, as a Hackaday reader, we are betting you know the basic ideas behind a microwave oven even if you haven’t torn one […read more](https://hackaday.com/2023/09/26/tech-in-plain-sight-microwave-ovens/) ⌘ [Read more](https://hackaday.com/2023/09/26/tech-in-plain-sight-microwave-ovens/)
2023-09-26T18:30:11Z	**Drop-In Upgrade PCB Brings USB-C to DualShock 4**
![](https://hackaday.com/wp-content/uploads/2023/09/ds4usbc_feat.jpg?w=800)

Despite a somewhat shaky start, it seems like everyone is finally embracing USB-C. Most gadgets have made the switch these days, and even Apple has (with some external persuasion) gotten […read more](https://hackaday.com/2023/09/26/drop-in-upgrade-pcb-brings-usb-c-to-dualshock-4/) ⌘ [Read more](https://hackaday.com/2023/09/26/drop-in-upgrade-pcb-brings-usb-c-to-dualshock-4/)
2023-09-26T20:00:07Z	**$13 Scope and Logic Analyzer Hits 18 Msps**
![](https://hackaday.com/wp-content/uploads/2023/09/flea.png?w=800)

We aren’t sure what’s coolest about [Richard Testardi’s] Flea-Scope. It costs about $13 plus the cost of making the PCB. It operates at 18 million samples per second. It also […read more](https://hackaday.com/2023/09/26/__trashed-13/) ⌘ [Read more](https://hackaday.com/2023/09/26/__trashed-13/)
2023-09-26T23:00:25Z	**Feed Your Fasteners in Line, With a Bowl Feeder**
![](https://hackaday.com/wp-content/uploads/2023/09/bowl-feeder-featured.jpg?w=800)

If you spend much time around industrial processes, you may have seen a vibrating bowl feeder at work. It’s a clever but simple machine that takes an unruly pile of […read more](https://hackaday.com/2023/09/26/feed-your-fasteners-in-line-with-a-bowl-feeder/) ⌘ [Read more](https://hackaday.com/2023/09/26/feed-your-fasteners-in-line-with-a-bowl-feeder/)
2023-09-27T02:00:28Z	**Beating Apple’s Secret Lid Angle Sensor Calibration With Custom Tool**
![](https://hackaday.com/wp-content/uploads/2023/09/nerd_tool_1_macbook_angle_sensor.jpeg?w=800)

Among the changes made by Apple to its laptops over the years, the transition from a Hall sensor-based sleep sensor to an angle sensor that determines when the lid is […read more](https://hackaday.com/2023/09/26/beating-apples-secret-lid-angle-sensor-calibration-with-custom-tool/) ⌘ [Read more](https://hackaday.com/2023/09/26/beating-apples-secret-lid-angle-sensor-calibration-with-custom-tool/)
2023-09-27T05:00:11Z	**Dead E. Ruxpin Appears Alive and Well**
![](https://hackaday.com/wp-content/uploads/2023/09/dead-e-ruxpin-800.png?w=800)

What are you doing to scare trick-or-treaters this Halloween? Surely something, right? Well, Hackaday alum [CameronCoward] certainly has his holiday under control with Dead E. Ruxpin, a murderous, cassette tape-controlled […read more](https://hackaday.com/2023/09/26/dead-e-ruxpin-appears-alive-and-well/) ⌘ [Read more](https://hackaday.com/2023/09/26/dead-e-ruxpin-appears-alive-and-well/)
2023-09-27T08:00:05Z	**Will Nickel-Hydrogen Cells Be The Energy Storage Holy Grail?**
![](https://hackaday.com/wp-content/uploads/2023/09/ni-h-cell-featured.jpg?w=800)

You may have heard us here remarking in the past, that if we had a pound, dollar, or Euro for every miracle battery technology story we heard that was going […read more](https://hackaday.com/2023/09/27/will-nickel-hydrogen-cells-be-the-energy-storage-holy-grail/) ⌘ [Read more](https://hackaday.com/2023/09/27/will-nickel-hydrogen-cells-be-the-energy-storage-holy-grail/)
2023-09-27T11:00:21Z	**Passive Components Get Better**
![](https://hackaday.com/wp-content/uploads/2023/09/passive.png?w=800)

When you want to talk about cool new components, you are probably thinking about chips or, these days, even modules. Passive components like resistors, capacitors, and inductors are a solved […read more](https://hackaday.com/2023/09/27/passive-components-get-better/) ⌘ [Read more](https://hackaday.com/2023/09/27/passive-components-get-better/)
2023-09-27T14:00:52Z	**Do Bounties Hurt FOSS?**
![](https://hackaday.com/wp-content/uploads/2023/09/Bounties.jpg?w=800)

As with many things in life, motivation is everything. This also applies to the development of software, which is a field that has become immensely important over the past decades. […read more](https://hackaday.com/2023/09/27/do-bounties-hurt-foss/) ⌘ [Read more](https://hackaday.com/2023/09/27/do-bounties-hurt-foss/)
2023-09-27T15:30:16Z	**String Art Build Uses CNC to Make Stringy Art**
![](https://hackaday.com/wp-content/uploads/2023/09/stringart_feat.jpg?w=800)

String art is as old as, well, string and something to hang it from. But, like most things, it gets more enjoyable when you involve a CNC. [Paul MH] went […read more](https://hackaday.com/2023/09/27/string-art-build-uses-cnc-to-make-stringy-art/) ⌘ [Read more](https://hackaday.com/2023/09/27/string-art-build-uses-cnc-to-make-stringy-art/)
2023-09-27T17:00:53Z	**You’ve Got Mail: Faster and Faster We Go**
![](https://hackaday.com/wp-content/uploads/2023/07/USPS.jpg?w=800)

When we last left the post office, they had implemented OCR to read even the sloppiest of handwriting. And to augment today’s 99% accuracy rate, there’s a center full of […read more](https://hackaday.com/2023/09/27/youve-got-mail-faster-and-faster-we-go/) ⌘ [Read more](https://hackaday.com/2023/09/27/youve-got-mail-faster-and-faster-we-go/)
2023-09-27T18:30:51Z	**Hackaday Prize 2023: An Anti-Tremor Handle, With No Electronics**
![](https://hackaday.com/wp-content/uploads/2023/09/hand-tremor-mug-featured.jpg?w=800)

Many of us will have seen the various active assistive devices which have appeared over the last few years to help people with a hand tremor. Probably the best known […read more](https://hackaday.com/2023/09/27/hackaday-prize-2023-an-anti-tremor-handle-with-no-electronics/) ⌘ [Read more](https://hackaday.com/2023/09/27/hackaday-prize-2023-an-anti-tremor-handle-with-no-electronics/)
2023-09-27T20:00:51Z	**Testing Oxide Etchants for the Home Semiconductor Fab**
![](https://hackaday.com/wp-content/uploads/2023/09/etchants.png?w=800)

Building circuits on a silicon chip is a bit like a game of Tetris — you have to lay down layer after layer of different materials while lining up holes […read more](https://hackaday.com/2023/09/27/testing-oxide-etchants-for-the-home-semiconductor-fab/) ⌘ [Read more](https://hackaday.com/2023/09/27/testing-oxide-etchants-for-the-home-semiconductor-fab/)
2023-09-27T23:00:29Z	**Explore Linux Space Time**
![](https://hackaday.com/wp-content/uploads/2017/03/tux-on-htop-featured.jpg?w=800)

If you’ve ever wondered how much memory a process uses, you’ve probably used a form of task manager or system monitor. System monitors can be useful to identify resource hogs, […read more](https://hackaday.com/2023/09/27/explore-linux-space-time/) ⌘ [Read more](https://hackaday.com/2023/09/27/explore-linux-space-time/)
2023-09-28T02:00:35Z	**Investigating The Fourth Passive Component**
![](https://hackaday.com/wp-content/uploads/2023/09/memristor-main.png?w=800)

When first learning about and building electronic circuits, the first things all of us come across are passive components such as resistors, capacitors, and inductors. These have easily-understandable properties and […read more](https://hackaday.com/2023/09/27/investigating-the-fourth-passive-component/) ⌘ [Read more](https://hackaday.com/2023/09/27/investigating-the-fourth-passive-component/)
2023-09-28T05:00:10Z	**Proper Video, From An ESP32**
![](https://hackaday.com/wp-content/uploads/2023/09/esp-video-featured.jpg?w=800)

Back in the day a miniature television, probably on a wristwatch, was the stuff of science fiction. Now, it’s something which can be done with a commodity microcontroller, as [Atomic14] […read more](https://hackaday.com/2023/09/27/proper-video-from-an-esp32/) ⌘ [Read more](https://hackaday.com/2023/09/27/proper-video-from-an-esp32/)
2023-09-28T08:00:07Z	**The Robot That Lends the Deaf-Blind Community a Hand**
![](https://hackaday.com/wp-content/uploads/2023/09/tatum_t1_asl_deaf-blind_robot.jpg?w=620)

The loss of one’s sense of hearing or vision is likely to be devastating in the way that it impacts daily life. Fortunately many workarounds exist using one’s remaining senses […read more](https://hackaday.com/2023/09/28/the-robot-that-lends-the-deaf-blind-community-a-hand/) ⌘ [Read more](https://hackaday.com/2023/09/28/the-robot-that-lends-the-deaf-blind-community-a-hand/)
2023-09-28T11:00:49Z	**Looking Inside a 3D Printer Nozzle with Computed Tomography**
![](https://hackaday.com/wp-content/uploads/2023/09/3D-printer_CT-scan.png?w=800)

Have you ever wondered what’s actually going on inside the hotend of your 3D printer? It doesn’t seem like much of a mystery — the filament gets melty, it gets […read more](https://hackaday.com/2023/09/28/looking-inside-a-3d-printer-nozzle-with-computed-tomography/) ⌘ [Read more](https://hackaday.com/2023/09/28/looking-inside-a-3d-printer-nozzle-with-computed-tomography/)
2023-09-28T14:15:57Z	**The Oldest Living Torrent is 20 Years Old**
![](https://hackaday.com/wp-content/uploads/2023/09/MV5BNGYzOTVkM2QtM2NkNC00ZTczLWFkYTEtZDBmYzg0YzkyNjQ4XkEyXkFqcGdeQXVyODk5NzQ4MDU@._V1__featured.png?w=800)

Twenty years ago, in a world dominated by dial-up connections and a fledgling World Wide Web, a group of New Zealand friends embarked on a journey. Their mission? To bring […read more](https://hackaday.com/2023/09/28/the-oldest-living-torrent-is-20-years-old/) ⌘ [Read more](https://hackaday.com/2023/09/28/the-oldest-living-torrent-is-20-years-old/)
2023-09-28T15:30:30Z	**The Questionable Benefits of Paying More for Air Quality Monitors**
![](https://hackaday.com/wp-content/uploads/2023/09/pm2.5_human_hair_0.png?w=800)

Does paying more for air quality monitors (AQMs) make sense? This was the question which [Achim Haug] at the Air Gradient project sought to answer, with the answer being a […read more](https://hackaday.com/2023/09/28/the-questionable-benefits-of-paying-more-for-air-quality-monitors/) ⌘ [Read more](https://hackaday.com/2023/09/28/the-questionable-benefits-of-paying-more-for-air-quality-monitors/)
2023-09-28T17:40:46Z	**A Raspberry Pi 5 is Better Than Two Pi 4s**
![](https://hackaday.com/wp-content/uploads/2023/09/pi-5-featured.jpg?w=800)

What’s as fast as two Raspberry Pi 4s? The brand-new Raspberry Pi 5, that’s what. And for only a $5 upcharge (with an asterisk), it’s going to the new go-to […read more](https://hackaday.com/2023/09/28/a-raspberry-pi-5-is-better-than-two-pi-4s/) ⌘ [Read more](https://hackaday.com/2023/09/28/a-raspberry-pi-5-is-better-than-two-pi-4s/)
2023-09-28T18:30:13Z	**Hackaday Prize 2023: This Differential Scope Probe Is Smarter Than It Looks**
![](https://hackaday.com/wp-content/uploads/2023/09/diff-probe-featured.jpg?w=800)

A differential probe, a device for measuring the voltage between two points in a circuit rather than the voltage between a point and ground, it an extremely useful addition to […read more](https://hackaday.com/2023/09/28/hackaday-prize-2023-this-differential-scope-probe-is-smarter-than-it-looks/) ⌘ [Read more](https://hackaday.com/2023/09/28/hackaday-prize-2023-this-differential-scope-probe-is-smarter-than-it-looks/)
2023-09-28T20:00:48Z	**Building a Woodworking Lathe From Scratch**
![](https://hackaday.com/wp-content/uploads/2023/09/FX09PUZLMM1HEHS-e1695883919829.webp?w=800)

Today, cheap dodgy machine tools are more readily available than ever. Sometimes though, there’s great value in putting a simple and rugged version of your own, as demonstrated by [bartworker]’s […read more](https://hackaday.com/2023/09/28/building-a-woodworking-lathe-from-scratch/) ⌘ [Read more](https://hackaday.com/2023/09/28/building-a-woodworking-lathe-from-scratch/)
2023-09-28T23:00:40Z	**Simple STM32 Frequency Meter Handles Up To 30MHz With Ease**
![](https://hackaday.com/wp-content/uploads/2023/09/2687961695368700299-1-e1695883027469.jpg?w=800)

[mircemk] had previously built a frequency counter using an Arduino, with a useful range up to 6 MHz. Now, they’ve implemented a new design on a far more powerful STM32 […read more](https://hackaday.com/2023/09/28/simple-stm32-frequency-meter-handles-up-to-30mhz-with-ease/) ⌘ [Read more](https://hackaday.com/2023/09/28/simple-stm32-frequency-meter-handles-up-to-30mhz-with-ease/)
2023-09-29T02:00:08Z	**Autonomous Racing Drones Are Starting To Beat Human Pilots**
![](https://hackaday.com/wp-content/uploads/2023/09/swift_featured.jpg?w=800)

Even with all the technological advancements in recent years, autonomous systems have never been able to keep up with top-level human racing drone pilots. However, it looks like that gap […read more](https://hackaday.com/2023/09/28/autonomous-racing-drones-are-starting-to-beat-human-pilots/) ⌘ [Read more](https://hackaday.com/2023/09/28/autonomous-racing-drones-are-starting-to-beat-human-pilots/)
2023-09-29T05:00:33Z	**Fixing a C64 With a Cheap $20 Oscilloscope**
![](https://hackaday.com/wp-content/uploads/2023/09/I-fixed-a-C64-using-a-20-OSCILLOSCOPE-7-32-screenshot.png?w=800)

Modern computers are so fast and complex that we would seldom try and fix them on a component level with simple DIY tools. Working on an early 1980s computer is […read more](https://hackaday.com/2023/09/28/fixing-a-c64-with-a-cheap-20-oscilloscope/) ⌘ [Read more](https://hackaday.com/2023/09/28/fixing-a-c64-with-a-cheap-20-oscilloscope/)
2023-09-29T08:00:44Z	**Building a Weather Display in Rust**
![](https://hackaday.com/wp-content/uploads/2023/09/rust-weather-main.jpg?w=800)

We’ve seen a lot of weather displays over the years, and plenty of the more modern ones have been using some form of electronic paper. So what makes this particular […read more](https://hackaday.com/2023/09/29/building-a-weather-display-in-rust/) ⌘ [Read more](https://hackaday.com/2023/09/29/building-a-weather-display-in-rust/)
2023-09-29T11:00:08Z	**Turing Complete Programming on ARM With Two Instructions**
![](https://hackaday.com/wp-content/uploads/2022/01/Esoteric.jpg?w=800)

There are many questions that can be asked for software projects, with most of these questions starting with ‘Why…?’. This is true for the challenge of proving that cascading stylesheets […read more](https://hackaday.com/2023/09/29/turing-complete-programming-on-arm-with-two-instructions/) ⌘ [Read more](https://hackaday.com/2023/09/29/turing-complete-programming-on-arm-with-two-instructions/)
2023-09-29T14:00:47Z	**This Week in Security: Magic Packets, GPU.zip, and Enter the Sandman**
![](https://hackaday.com/wp-content/uploads/2016/01/darkarts.jpg?w=800)

Leading out the news this week is a report of “BlackTech”, an Advanced Persistent Threat (APT) group that appears to be based out of China, that has been installing malicious […read more](https://hackaday.com/2023/09/29/this-week-in-security-magic-packets-gpu-zip-and-enter-the-sandman/) ⌘ [Read more](https://hackaday.com/2023/09/29/this-week-in-security-magic-packets-gpu-zip-and-enter-the-sandman/)
2023-09-29T15:00:00Z	**10-Foot High 3D Printer Based on Ender 3**
![](https://hackaday.com/wp-content/uploads/2023/09/I-Made-My-3D-Printer-10ft-Tall-6-0-screenshot.png?w=800)

There are two main ways to 3D print large things. You can either make lots of small 3D prints and stick them together, or you can use a larger 3D […read more](https://hackaday.com/2023/09/29/10-foot-high-3d-printer-based-on-ender-3/) ⌘ [Read more](https://hackaday.com/2023/09/29/10-foot-high-3d-printer-based-on-ender-3/)
2023-09-29T16:00:03Z	**Hackaday Podcast 238: Vibrating Bowl Feeders, Open Sourcery, Learning to Love Layer Lines**
![](https://hackaday.com/wp-content/uploads/2016/05/microphone.jpg?w=800)

Elliot Williams and Tom Nardi start this week’s episode off with some deep space news, as NASA’s OSIRIS-REx returns home with a sample it snapped up from asteroid Bennu back […read more](https://hackaday.com/2023/09/29/hackaday-podcast-238-vibrating-bowl-feeders-open-sourcery-learning-to ... ⌘ [Read more](https://hackaday.com/2023/09/29/hackaday-podcast-238-vibrating-bowl-feeders-open-sourcery-learning-to-love-layer-lines/)
2023-09-29T17:00:22Z	**Retrotechtacular: How Communism Made Televisions**
![](https://hackaday.com/wp-content/uploads/2023/09/stassfurt-tv-featured.jpg?w=800)

For those of us who lived through the Cold War, there’s still an air of mystery as to what it was like on the Communist side. As Uncle Sam’s F-111s […read more](https://hackaday.com/2023/09/29/retrotechtacular-how-communism-made-televisions/) ⌘ [Read more](https://hackaday.com/2023/09/29/retrotechtacular-how-communism-made-televisions/)
2023-09-29T18:30:16Z	**Power Supplies Without Transformers**
![](https://hackaday.com/wp-content/uploads/2023/09/power-supply-main.jpg?w=800)

For one-off projects or prototyping, it’s not too hard to find a wall wart or power supply to send a few joules of energy from the wall outlet to your […read more](https://hackaday.com/2023/09/29/power-supplies-without-transformers/) ⌘ [Read more](https://hackaday.com/2023/09/29/power-supplies-without-transformers/)
2023-09-29T20:00:54Z	**Building a Human-Sized Pop-Pop Boat**
![](https://hackaday.com/wp-content/uploads/2023/09/This-life-sized-pop-pop-boat-actually-works-13-27-screenshot.png?w=800)

Pop-pop boats are a neat little science teaching tool that many children end up playing with at some point or other. They’re normally sized to float around a sink or […read more](https://hackaday.com/2023/09/29/building-a-human-sized-pop-pop-boat/) ⌘ [Read more](https://hackaday.com/2023/09/29/building-a-human-sized-pop-pop-boat/)
2023-09-29T23:00:46Z	**Hackaday Prize 2023: Automated Shuttle Launcher Enables Solo Badminton Practice**
![A badminton shuttle launcher loaded with shuttles](https://hackaday.com/wp-content/uploads/2023/09/Badminton-shuttle-launcher.jpg?w=800)

If you want to get better at your favorite sport, there’s really no substitute to putting in more training hours. For solo activities like running or cycling that’s simple enough: […read more](https://hackaday.com/2023/09/29/hackaday-prize-2 ... ⌘ [Read more](https://hackaday.com/2023/09/29/hackaday-prize-2023-automated-shuttle-launcher-enables-solo-badminton-practice/)
2023-09-30T02:00:33Z	**FedEx Robot Solves Complex Packing Problems**
![](https://hackaday.com/wp-content/uploads/2023/09/fedex-main.jpg?w=800)

Despite the fact that it constantly seems like we’re in the midst of a robotics- and artificial intelligence-driven revolution, there are a number of tasks that continue to elude even […read more](https://hackaday.com/2023/09/29/fedex-robot-solves-complex-packing-problems/) ⌘ [Read more](https://hackaday.com/2023/09/29/fedex-robot-solves-complex-packing-problems/)
2023-09-30T05:00:27Z	**Cyanodore 6 Is A Rad Commodore 64 Synthesizer**
![](https://hackaday.com/wp-content/uploads/2023/09/FLR7WGMLMXGZQNL-e1695881197116.webp?w=800)

The Commodore 64 is celebrated to this day for its capable SID sound chip, which provided the soundtrack for some of the best video games of its era. Even today, […read more](https://hackaday.com/2023/09/29/cyanodore-6-is-a-rad-commodore-64-synthesizer/) ⌘ [Read more](https://hackaday.com/2023/09/29/cyanodore-6-is-a-rad-commodore-64-synthesizer/)
2023-09-30T08:00:08Z	**CPU Built From Discrete Transistors**
![](https://hackaday.com/wp-content/uploads/2023/09/transistors-main.jpg?w=800)

We all know, at least intellectually, that our computers are all built with lots of tiny transistors. But beyond that it’s a little hard to describe. They’re printed on a […read more](https://hackaday.com/2023/09/30/cpu-built-from-discrete-transistors/) ⌘ [Read more](https://hackaday.com/2023/09/30/cpu-built-from-discrete-transistors/)
2023-09-30T11:00:33Z	**Analog ASIC Design Built Using Digital Standard Cells**
![](https://hackaday.com/wp-content/uploads/2023/09/synthesized_temperature_sensor.png?w=800)

Tiny Tapeout is a way for students, hobbyists, and home gamers to get their own ASICs designs fabbed into real custom chips. Tiny Tapeout 3 was the third running, with […read more](https://hackaday.com/2023/09/30/analog-asic-design-built-using-digital-standard-cells/) ⌘ [Read more](https://hackaday.com/2023/09/30/analog-asic-design-built-using-digital-standard-cells/)
2023-09-30T14:00:06Z	**Horrendous Mess of Wires**
![](https://hackaday.com/wp-content/uploads/2021/02/1940.jpg?w=800)

When do you post your projects? When they’re done? When they’re to the basic prototype stage? Or all along the way, from their very conception? All of these have their […read more](https://hackaday.com/2023/09/30/horrendous-mess-of-wires/) ⌘ [Read more](https://hackaday.com/2023/09/30/horrendous-mess-of-wires/)
2023-09-30T17:00:50Z	**Simple Add-On Makes Cheap Plasma Cutter Suitable for CNC Use**
![](https://hackaday.com/wp-content/uploads/2023/09/pilot_arc.png?w=800)

Plasma cutters are ridiculously cheap these days, just cruise by the usual online sources or your local Harbor Freight if you’ve got any doubt about that. But “cheap” and “good” […read more](https://hackaday.com/2023/09/30/simple-add-on-makes-cheap-plasma-cutter-suitable-for-cnc-use/) ⌘ [Read more](https://hackaday.com/2023/09/30/simple-add-on-makes-cheap-plasma-cutter-suitable-for-cnc-use/)
2023-09-30T20:00:12Z	**A 1970s Mask ROM Microcontroller Spills Its Secrets**
![A purple PCB with a Raspberry Pi Pico and an MK3870 mask ROM microcontroller](https://hackaday.com/wp-content/uploads/2023/09/MK3870-ROM-Dumper.jpg?w=800)

If you buy any kind of electronic gadget today, chances are it’s powered by a microcontroller with a program stored in its internal flash ROM. That program’s code is often […read more](https://hackaday.com/2023/09/30/a-1970s-mask-rom-microcontroller-spills-its-secrets/) ⌘ [Read more](https://hackaday.com/2023/09/30/a-1970s-mask-rom-microcontroller-spills-its-secrets/)
2023-09-30T23:00:23Z	**CNC Soldering Bot Handles Your Headers**
![](https://hackaday.com/wp-content/uploads/2023/09/soldering-bot-featured.jpg?w=800)

Soldering pin headers by hand is a tedious task, especially when your project has a huge number of them. [iforce2d] has a large number of boards with a lot of […read more](https://hackaday.com/2023/09/30/cnc-soldering-bot-handles-your-headers/) ⌘ [Read more](https://hackaday.com/2023/09/30/cnc-soldering-bot-handles-your-headers/)
2023-10-01T02:00:40Z	**Micro Robot Disregards Gears, Embraces Explosions**
![](https://hackaday.com/wp-content/uploads/2023/09/Frog-like-robot-uses-tiny-explosions-to-hop-around-0-5-screenshot.png?w=800)

Researchers at Cornell University have developed a tiny, proof of concept robot that moves its four limbs by rapidly igniting a combination of methane and oxygen inside flexible joints. The […read more](https://hackaday.com/2023/09/30/micro-robot-disregards-gears-embraces-explosions/) ⌘ [Read more](https://hackaday.com/2023/09/30/micro-robot-disregards-gears-embraces-explosions/)
2023-10-01T05:00:56Z	**The Magic Of A Diode Sampler To Increase Oscilloscope Bandwidth**
![](https://hackaday.com/wp-content/uploads/2023/09/diode-sampler-featured.jpg?w=800)

Making an oscilloscope is relatively easy, while making a very fast oscilloscope is hard. There’s a trick that converts a mundane instrument into a very fast one, it’s been around […read more](https://hackaday.com/2023/09/30/the-magic-of-a-diode-sampler-to-increase-oscilloscope-bandwidth/) ⌘ [Read more](https://hackaday.com/2023/09/30/the-magic-of-a-diode-sampler-to-increase-oscilloscope-bandwidth/)
2023-10-01T08:00:55Z	**A Spinning Egg For Your Thoughts?**
![](https://hackaday.com/wp-content/uploads/2023/09/motion_zero.png?w=800)

Brushless motors are fascinating devices that come in all sorts of shapes and sizes, but you’ve probably never seen one in the form of a free-spinning shiny metal egg. Created […read more](https://hackaday.com/2023/10/01/a-spinning-egg-for-your-thoughts/) ⌘ [Read more](https://hackaday.com/2023/10/01/a-spinning-egg-for-your-thoughts/)
2023-10-01T11:00:25Z	**Overclocking Raspberry Pi 5’s SoC To 3 GHz and 1 GHz GPU**
![](https://hackaday.com/wp-content/uploads/2023/09/pi-5-featured.jpg?w=800)

Overclocking computer systems is a fun way to extract some free performance, or at least see how far you can push the hardware before you run into practical limitations. The […read more](https://hackaday.com/2023/10/01/overclocking-raspberry-pi-5s-soc-to-3-ghz-and-1-ghz-gpu/) ⌘ [Read more](https://hackaday.com/2023/10/01/overclocking-raspberry-pi-5s-soc-to-3-ghz-and-1-ghz-gpu/)
2023-10-01T14:00:12Z	**ESP32 Keeps Track of Hot Tub’s Vital Signs**
![A hot tub with a smartphone in front showing real-time sensor data](https://hackaday.com/wp-content/uploads/2023/09/Hot-Tub-Monitor.jpg?w=800)

Like swimming pools, hot tubs need regular monitoring to ensure their water stays clean and clear. An average person might take a water quality reading once or twice a week […read more](https://hackaday.com/2023/10/01/esp32-keeps-track-of-hot-tubs-vital-signs/) ⌘ [Read more](https://hackaday.com/2023/10/01/esp32-keeps-track-of-hot-tubs-vital-signs/)
2023-10-01T17:00:48Z	**These DIY Super Headphones Take Sound Seriously**
![](https://hackaday.com/wp-content/uploads/2023/09/custom-super-headphones.png?w=518)

[Pete Lewis] from SparkFun takes audio and comfort seriously, and recently shared details on making a customized set of Super Headphones, granting quality sound and stereo ambient passthrough, while providing […read more](https://hackaday.com/2023/10/01/these-diy-super-headphones-take-sound-seriously/) ⌘ [Read more](https://hackaday.com/2023/10/01/these-diy-super-headphones-take-sound-seriously/)
2023-10-01T20:00:53Z	**Kaluma Puts JavaScript on the RP2040**
![RP2040 picture on left by Phiarc, CC BY-SA 4.0, via Wikimedia](https://hackaday.com/wp-content/uploads/2023/09/javascript-RP2040.png?w=800)

With a simple firmware update, Kaluma puts a lightweight JavaScript runtime on the Raspberry Pi Pico (which uses the RP2040 microcontroller), providing handy modules for file systems, graphics, networking, and […read more](https://hackaday.com/2023/10/01/kaluma-puts-javascript-on-the-rp2040/) ⌘ [Read more](https://hackaday.com/2023/10/01/kaluma-puts-javascript-on-the-rp2040/)
2023-10-01T23:00:45Z	**Hackaday Links: October 1, 2023**
![Hackaday Links Column Banner](https://hackaday.com/wp-content/uploads/2014/11/had-links-banner.jpg?w=800)

We’ve devoted a fair amount of virtual ink here to casting shade at self-driving vehicles, especially lately with all the robo-taxi fiascos that seem to keep cropping up in cities […read more](https://hackaday.com/2023/10/01/hackaday-links-october-1-2023/) ⌘ [Read more](https://hackaday.com/2023/10/01/hackaday-links-october-1-2023/)
2023-10-02T02:00:16Z	**Google’s Augmented Reality Microscope Might Help Diagnose Cancer**
![Dr. Niels Olson uses the Augmented Reality Microscope. (Credit: US Department of Defense)](https://hackaday.com/wp-content/uploads/2023/09/niels_olsen_augmented_reality_microscope.jpg?w=740)

Despite recent advances in diagnosing cancer, many cases are still diagnosed using biopsies and analyzing thin slices of tissue underneath a microscope. Properly analyzing these tissue sample slides requires highly [… ... ⌘ [Read more](https://hackaday.com/2023/10/01/googles-augmented-reality-microscope-might-help-diagnose-cancer/)
2023-10-02T05:00:46Z	**Hypersonic Speech Jammer Works At A Distance**
![](https://hackaday.com/wp-content/uploads/2023/09/Testing-My-Speech-Jammer-In-Public-10-4-screenshot.png?w=800)

Speech jammers were a meme a little while back. By feeding back delayed voice audio to a person’s ears, it makes it near-impossible for most people to speak, as our […read more](https://hackaday.com/2023/10/01/hypersonic-speech-jammer-works-at-a-distance/) ⌘ [Read more](https://hackaday.com/2023/10/01/hypersonic-speech-jammer-works-at-a-distance/)
2023-10-02T08:00:40Z	**Passive Desalination Discovers How To Avoid Salt-Clogging**
![](https://hackaday.com/wp-content/uploads/2023/09/MIT-Solar-Desalinization-02-PRESS.jpg?w=800)

Saltwater is plentiful, but no good for drinking. Desalinization is the obvious solution, but a big problem isn’t taking the salt out, it’s where all that leftover salt goes. Excess […read more](https://hackaday.com/2023/10/02/passive-desalination-discovers-how-to-avoid-salt-clogging/) ⌘ [Read more](https://hackaday.com/2023/10/02/passive-desalination-discovers-how-to-avoid-salt-clogging/)
2023-10-02T11:00:10Z	**How Warehouse Robots Actually Work, As Explained by Amazon**
![](https://hackaday.com/wp-content/uploads/2023/09/hercules-amazon-robot.png?w=800)

Amazon has been using robots to manage and automate their warehouses for years. Here’s a short feature on their current robot, Hercules. This is absolutely Amazon tooting their own horn, […read more](https://hackaday.com/2023/10/02/how-warehouse-robots-actually-work-as-explained-by-amazon/) ⌘ [Read more](https://hackaday.com/2023/10/02/how-warehouse-robots-actually-work-as-explained-by-amazon/)
2023-10-02T14:00:52Z	**Why Walking Tanks Never Became A Thing**
![](https://hackaday.com/wp-content/uploads/2023/10/WalkingTanks.jpg?w=800)

The walking tank concept has always captured imaginations. Whether you’re talking about the AT-AT walkers of Star Wars, or the Dreadnoughts from Warhammer 40,000, they are often portrayed in fiction […read more](https://hackaday.com/2023/10/02/why-walking-tanks-never-became-a-thing/) ⌘ [Read more](https://hackaday.com/2023/10/02/why-walking-tanks-never-became-a-thing/)
2023-10-02T15:30:17Z	**Using LoRa Nodes As Soil Moisture Sensing Antennas**
![The measurement results of: (a) RSSI in dBm collected from gateway 2 and (b) soil moisture during the winter period. (Credit: Maja Škiljo et al., 2022)](https://hackaday.com/wp-content/uploads/2023/09/sensors-22-09863-g003.png?w=800)

Although we generally think of Internet of Things (IoT) and similar devices as things that are scattered around above ground, there are plenty of reasons to also have such devices […read more](https:// ... ⌘ [Read more](https://hackaday.com/2023/10/02/using-lora-nodes-as-soil-moisture-sensing-antennas/)
2023-10-02T16:00:30Z	**Modeling Space Hack Chat**
![](https://hackaday.com/wp-content/uploads/2023/09/toy_rocket.png?w=800)

Join us on Wednesday, October 4 at noon Pacific for the Modeling Space Hack Chat with Bryan Murphy and Sam Treadgold! We’re going to go out on a limb here […read more](https://hackaday.com/2023/10/02/modeling-space-hack-chat/) ⌘ [Read more](https://hackaday.com/2023/10/02/modeling-space-hack-chat/)
2023-10-02T17:00:47Z	**Displays We Love Hacking: The HD44780 Family**
![](https://hackaday.com/wp-content/uploads/2023/09/hadimg_displays_hd44780_feat.jpg?w=800)

There are too many different kinds of displays – some of them, you already know. I’d like to help you navigate the hobbyist-accessible display world – let’s take a journey […read more](https://hackaday.com/2023/10/02/displays-we-love-hacking-the-hd44780-family/) ⌘ [Read more](https://hackaday.com/2023/10/02/displays-we-love-hacking-the-hd44780-family/)
2023-10-02T18:30:11Z	**Hackaday Prize 2023: An Agricultural Robot That Looks Ready For The Field**
![](https://hackaday.com/wp-content/uploads/2023/09/agrofelis-featured.jpg?w=800)

In the world of agriculture, not all enterprises are large arable cropland affairs upon which tractors do their work traversing strip by strip under the hot sun. Many farms raise […read more](https://hackaday.com/2023/10/02/hackaday-prize-2023-an-agricultural-robot-that-looks-ready-for-the-field/) ⌘ [Read more](https://hackaday.com/2023/10/02/hackaday-prize-2023-an-agricultural-robot-that-looks-ready-for-the-field/)
2023-10-02T20:00:03Z	**ModuCoil – A Modular Coil for Motor and Generator Projects**
![Two hands hold an electric motor rotor and a 3D printed coil structure next to each other. A multimeter in the background displays 297.0 mV.](https://hackaday.com/wp-content/uploads/2023/09/Screenshot-2023-09-28-at-6.20.47-PM.png?w=800)

While renewable energy offers many opportunities for decentralizing energy production, it can sometimes feel that doing so on a truly local level remains unachievable with increasingly ... ⌘ [Read more](https://hackaday.com/2023/10/02/moducoil-a-modular-coil-for-motor-and-generator-projects/)
2023-10-02T23:00:45Z	**2023 Halloween Hackfest: Ouija Robot Is Even Creepier Than the Real Thing**
![](https://hackaday.com/wp-content/uploads/2023/10/ouija-robot-800.png?w=800)

When you’re a kid, nothing says spooky like turning off the lights and bringing out the Ouija board. For decades, this mystifying oracle has purported to channel the dead by […read more](https://hackaday.com/2023/10/02/2023-halloween-hackfest-ouija-robot-is-even-creepier-than-the-real-thing/) ⌘ [Read more](https://hackaday.com/2023/10/02/2023-halloween-hackfest-ouija-robot-is-even-creepier-than-the-real-thing/)
2023-10-03T02:00:45Z	**The Path to Profiling Extraterrestrial Atmospheres With Astrophotonics**
![](https://hackaday.com/wp-content/uploads/2023/09/kepler186f_artistconcept_2-W.2e16d0ba.fill-1600x810-c100.jpg?w=800)

A major part of finding extraterrestrial life is to be able to profile the atmosphere of any planets outside of our solar system. This is not an easy task, as […read more](https://hackaday.com/2023/10/02/the-path-to-profiling-extraterrestrial-atmospheres-with-astrophotonics/) ⌘ [Read more](https://hackaday.com/2023/10/02/the-path-to-profiling-extraterrestrial-atmospheres-with-astrophotonics/)
2023-10-03T05:00:43Z	**Computer Space Replica Is Up And Running**
![](https://hackaday.com/wp-content/uploads/2023/09/commandspace-box.png?w=800)

You never forget your first time, watching someone pour several quid’s worth of 10p pieces into a Space Invader machine in 1978, upsetting for a youngster who wanted to have […read more](https://hackaday.com/2023/10/02/computer-space-replica-is-up-and-running/) ⌘ [Read more](https://hackaday.com/2023/10/02/computer-space-replica-is-up-and-running/)
2023-10-03T08:00:54Z	**Femtosecond Laser Clones Itself In Glass**
![](https://hackaday.com/wp-content/uploads/2023/09/making-a-femtosecond-laser_in_glass.jpg?w=800)

When researchers at the Galatea laboratory in Switzerland set out to create a femtosecond in glass they weren’t certain it was going to work. To be precise, their goal was […read more](https://hackaday.com/2023/10/03/femtosecond-laser-clones-itself-in-glass/) ⌘ [Read more](https://hackaday.com/2023/10/03/femtosecond-laser-clones-itself-in-glass/)
2023-10-03T11:00:48Z	**At Last! Faster OpenSCAD Rendering Is On The Horizon**
![](https://hackaday.com/wp-content/uploads/2023/10/hackaday-openscad-featured.jpg?w=800)

Known as “The Programmers Solid 3D CAD Modeller”, OpenSCAD is used by many people for whom writing code comes more naturally than learning a fiddly user interface. It’s a very […read more](https://hackaday.com/2023/10/03/at-last-faster-openscad-rendering-is-on-the-horizon/) ⌘ [Read more](https://hackaday.com/2023/10/03/at-last-faster-openscad-rendering-is-on-the-horizon/)
2023-10-03T14:00:41Z	**Chip Shortage Engineering: Misusing DIP Packages**
![](https://hackaday.com/wp-content/uploads/2023/10/MisuingDIP.jpg?w=800)

After years of seeing people showing off and trading their badge Simple Add-Ons (SAOs) at Supercon, this year I finally decided to make one myself. Now for a first attempt, […read more](https://hackaday.com/2023/10/03/chip-shortage-engineering-misusing-dip-packages/) ⌘ [Read more](https://hackaday.com/2023/10/03/chip-shortage-engineering-misusing-dip-packages/)
2023-10-03T15:30:52Z	**Metamaterial Enables Topological Pumping of Elastic Surface Waves**
![](https://hackaday.com/wp-content/uploads/2023/08/metamaterial_topological_pumping.jpg?w=800)

Although it is generally assumed that surface elastic waves (vibrations) — such as those of earthquakes — will travel mostly unimpeded until their energy dissipates, there are ways to ‘steer’ […read more](https://hackaday.com/2023/10/03/metamaterial-enables-topological-pumping-of-elastic-surface-waves/) ⌘ [Read more](https://hackaday.com/2023/10/03/metamaterial-enables-topological-pumping-of-elastic-surface-waves/)
2023-10-03T17:00:01Z	**Review: LibrePCB Hits Version 1.0**
![](https://hackaday.com/wp-content/uploads/2023/09/librepcb-1.0-featured.jpg?w=800)

Nearly three years ago at the start of 2020 and before the pandemic hit, we took a look at an up-and-coming player in the world of PCB design. LibrePCB is […read more](https://hackaday.com/2023/10/03/review-librepcb-hits-version-1-0/) ⌘ [Read more](https://hackaday.com/2023/10/03/review-librepcb-hits-version-1-0/)
2023-10-03T18:30:00Z	**Bus Sniffing the Model 5150 for Better Emulation**
![](https://hackaday.com/wp-content/uploads/2023/10/sniffer_installed02.jpg?w=800)

At the risk of stating the obvious, a PC is more than just its processor. And if you want to accurately emulate what’s going on inside the CPU, you’d do […read more](https://hackaday.com/2023/10/03/bus-sniffing-the-model-5150-for-better-emulation/) ⌘ [Read more](https://hackaday.com/2023/10/03/bus-sniffing-the-model-5150-for-better-emulation/)
2023-10-03T20:00:18Z	**2023 Halloween Hackfest: Treat Trough of Terror Is Actually Pretty Cute**
![](https://hackaday.com/wp-content/uploads/2023/10/treat-trough-800.jpg?w=800)

Even though it seems the worst of COVID has passed, October generally kicks off cold and flu season, so why not continue to pass out Halloween treats in a socially-distanced […read more](https://hackaday.com/2023/10/03/2023-halloween-hackfest-treat-trough-of-terror-is-actually-pretty-cute/) ⌘ [Read more](https://hackaday.com/2023/10/03/2023-halloween-hackfest-treat-trough-of-terror-is-actually-pretty-cute/)
2023-10-03T23:00:12Z	**Life-Sized Rock’em Sock’em Robot Will Definitely Knock Your Block Off**
![](https://hackaday.com/wp-content/uploads/2023/10/rockem.jpg?w=600)

He knocked his block off! That’s what [Zach] of Byte Sized Engineering is planning on saying when he completes this Rock’em Sock’em Robots replica. The twist? His replica is going […read more](https://hackaday.com/2023/10/03/life-sized-rockem-sockem-robot-will-definitely-knock-your-block-off/) ⌘ [Read more](https://hackaday.com/2023/10/03/life-sized-rockem-sockem-robot-will-definitely-knock-your-block-off/)
2023-10-04T02:00:49Z	**Bioadhesive Polymer Semiconductors For In-Vivo Sensors**
![](https://hackaday.com/wp-content/uploads/2023/09/bioadhesive_polymer_device.jpg?w=800)

What do you do when you want to stick an electrode or even an couple of sensors to an internal organ, such as a heart? Generally you’d use some kind […read more](https://hackaday.com/2023/10/03/bioadhesive-polymer-semiconductors-for-in-vivo-sensors/) ⌘ [Read more](https://hackaday.com/2023/10/03/bioadhesive-polymer-semiconductors-for-in-vivo-sensors/)
2023-10-04T05:00:55Z	**Peggyboard Will Have You Climbing the Walls Repeatedly**
![](https://hackaday.com/wp-content/uploads/2023/10/peggyboard-800.png?w=800)

When you can’t climb actual rocks all the time, what do you do to train and keep sharp? You go to a rock-climbing gym, naturally. But what do you do […read more](https://hackaday.com/2023/10/03/peggyboard-will-have-you-climbing-the-walls-repeatedly/) ⌘ [Read more](https://hackaday.com/2023/10/03/peggyboard-will-have-you-climbing-the-walls-repeatedly/)
2023-10-04T08:00:23Z	**ARPA-H Moonshot Project Aims to Enable 3D Printing of Human Organs**
![](https://hackaday.com/wp-content/uploads/2023/09/20220204_3D_Bioprinting_N6A8345_1500x1000.jpg?w=800)

The field of therapeutic cloning has long sought to provide a way to create replacement organs and tissues from a patient’s own cells, with the most recent boost coming from […read more](https://hackaday.com/2023/10/04/arpa-h-moonshot-project-aims-to-enable-3d-printing-of-human-organs/) ⌘ [Read more](https://hackaday.com/2023/10/04/arpa-h-moonshot-project-aims-to-enable-3d-printing-of-human-organs/)
2023-10-04T11:00:07Z	**Roll Your Own Servo**
![](https://hackaday.com/wp-content/uploads/2023/10/servo.png?w=800)

Usually, when you want a servo motor, you simply buy one already made. But if you need something unusual, you can turn any DC motor into a custom servo you […read more](https://hackaday.com/2023/10/04/roll-your-own-servo/) ⌘ [Read more](https://hackaday.com/2023/10/04/roll-your-own-servo/)
2023-10-04T14:00:15Z	**Robotic Mic Swarm Helps Pull Voices Out of Crowded Room of Multiple Speakers**
![](https://hackaday.com/wp-content/uploads/2023/10/Swarming.jpg?w=800)

One of the persistent challenges in audio technology has been distinguishing individual voices in a room full of chatter. In virtual meeting settings, the moderator can simply hit the mute […read more](https://hackaday.com/2023/10/04/robotic-mic-swarm-helps-pull-voices-out-of-crowded-room-of-multiple-speakers/) ⌘ [Read more](https://hackaday.com/2023/10/04/robotic-mic-swarm-helps-pull-voices-out-of-crowded-room-of-multiple-speakers/)
2023-10-04T15:00:00Z	**Autonomous Wheelchair Lets Jetson Do the Driving**
![](https://hackaday.com/wp-content/uploads/2023/10/autochair_feat.jpg?w=800)

Compared to their manual counterparts, electric wheelchairs are far less demanding to operate, as the user doesn’t need to have upper body strength normally required to turn the wheels. But […read more](https://hackaday.com/2023/10/04/autonomous-wheelchair-lets-jetson-do-the-driving/) ⌘ [Read more](https://hackaday.com/2023/10/04/autonomous-wheelchair-lets-jetson-do-the-driving/)
2023-10-04T16:00:49Z	**Hackaday Prize 2023: The Wildcard Finalists are Here**
![](https://hackaday.com/wp-content/uploads/2023/04/hackaday_prize_10_years_innovation.png?w=800)

We’re in the endgame now — there’s just about a month to go before the final judging will take place for the 2023 Hackaday Prize, which means all of our […read more](https://hackaday.com/2023/10/04/hackaday-prize-2023-the-wildcard-finalists-are-here/) ⌘ [Read more](https://hackaday.com/2023/10/04/hackaday-prize-2023-the-wildcard-finalists-are-here/)
2023-10-04T17:00:31Z	**LittleFS: the Emphasis is on Little**
![](https://hackaday.com/wp-content/uploads/2023/10/installing-cosmac-elf-os-on-the-1802black-idft5l0-ols-mkv-shot0005.jpg?w=800)

It used to be that developing for microcontrollers was relatively relaxing. These days, even a cheap micro like the Raspberry Pi Pico has multiple cores, networking (for the W, at […read more](https://hackaday.com/2023/10/04/littlefs-the-emphasis-is-on-little/) ⌘ [Read more](https://hackaday.com/2023/10/04/littlefs-the-emphasis-is-on-little/)
2023-10-04T18:30:00Z	**2023 Halloween Hackfest: Flickering Pumpkin Pin Is Solidly Built**
![](https://hackaday.com/wp-content/uploads/2023/10/pumpkin-pin-800.jpeg?w=800)

Now first of all, [Steph] grants that you can already take your pick of several LED pumpkin badges out there on IO. That’s not the point. The point is that […read more](https://hackaday.com/2023/10/04/2023-halloween-hackfest-flickering-pumpkin-pin-is-solidly-built/) ⌘ [Read more](https://hackaday.com/2023/10/04/2023-halloween-hackfest-flickering-pumpkin-pin-is-solidly-built/)
2023-10-04T20:00:34Z	**One-String, One-Trick Pony Plays “the Lick”**
![](https://hackaday.com/wp-content/uploads/2023/10/strumli-800.jpeg?w=800)

Wouldn’t you love to be able to play a song on a stringed instrument even though you don’t have an iota of musical talent? That’s the idea behind Strumli, a […read more](https://hackaday.com/2023/10/04/one-string-one-trick-pony-plays-the-lick/) ⌘ [Read more](https://hackaday.com/2023/10/04/one-string-one-trick-pony-plays-the-lick/)
2023-10-04T23:00:18Z	**Using 5V Programmable Logic Here In The 2020s**
![](https://hackaday.com/wp-content/uploads/2023/10/gal-featured.jpg?w=800)

Do you speak GAL? [Peterzieba] does, and has pulled together a collection of documents and tools so that you can too. There’s a dividing line in electronic engineering education, between […read more](https://hackaday.com/2023/10/04/using-5v-programmable-logic-here-in-the-2020s/) ⌘ [Read more](https://hackaday.com/2023/10/04/using-5v-programmable-logic-here-in-the-2020s/)
2023-10-05T02:00:13Z	**Bleep Remover Censors Those **** Bleeps**
![](https://hackaday.com/wp-content/uploads/2023/10/Grawlix.jpg?w=364)

One of the more interesting cultural phenomena is the ‘bleep’ that replaces certain words in broadcasts, something primarily observed in the US. Although ostensibly applied to prevent susceptible minds from […read more](https://hackaday.com/2023/10/04/bleep-remover-censors-those-bleeps/) ⌘ [Read more](https://hackaday.com/2023/10/04/bleep-remover-censors-those-bleeps/)
2023-10-05T05:00:38Z	**Lessons Learned While Building a DIY Pen Plotter**
![](https://hackaday.com/wp-content/uploads/2023/10/diyplotter_feat.jpg?w=800)

There was a time when plotters were the pinnacle of computer graphics output. While they aren’t as common as they used to be, there are some advantages to having a […read more](https://hackaday.com/2023/10/04/lessons-learned-while-building-a-diy-pen-plotter/) ⌘ [Read more](https://hackaday.com/2023/10/04/lessons-learned-while-building-a-diy-pen-plotter/)
2023-10-05T08:00:00Z	**Rock Salt May Lead The Way To Better Batteries**
![](https://hackaday.com/wp-content/uploads/2023/10/rock-salt-battery-featured.jpg?w=800)

The regular refrain here when it comes to announcements of new battery chemistries hailed as potentially miraculous is that if we had a pound, dollar, or Euro for each one […read more](https://hackaday.com/2023/10/05/rock-salt-may-lead-the-way-to-better-batteries/) ⌘ [Read more](https://hackaday.com/2023/10/05/rock-salt-may-lead-the-way-to-better-batteries/)
2023-10-05T11:00:00Z	**Social Engineering Chatbots with Sad-Sob Stories, for Fun and Profit**
![](https://hackaday.com/wp-content/uploads/2023/10/locket.png?w=757)

By this point, we probably all know that most AI chatbots will decline a request to do something even marginally nefarious. But it turns out that you just might be […read more](https://hackaday.com/2023/10/05/social-engineering-chatbots-with-sad-sob-stories-for-fun-and-profit/) ⌘ [Read more](https://hackaday.com/2023/10/05/social-engineering-chatbots-with-sad-sob-stories-for-fun-and-profit/)
2023-10-05T15:30:00Z	**Spuds Lend a Hand In The Darkroom**
![](https://hackaday.com/wp-content/uploads/2023/10/spud-developer-featured.jpg?w=800)

If film photography’s your thing, the chances are you may have developed a roll or two yourself, and if you’ve read around on the subject it’s likely you’ll have read […read more](https://hackaday.com/2023/10/05/spuds-lend-a-hand-in-the-darkroom/) ⌘ [Read more](https://hackaday.com/2023/10/05/spuds-lend-a-hand-in-the-darkroom/)
2023-10-05T17:13:55Z	**Hackaday Superconference 2023: First Round of Speakers Announced!**
![](https://hackaday.com/wp-content/uploads/2023/10/speakers_reveal1.png?w=800)

Hackaday Supercon 2023 is almost upon us, and looking over the roster of fantastic talks gets us in the mood already.  We hope that it has the same effect on […read more](https://hackaday.com/2023/10/05/hackaday-superconference-2023-first-round-of-speakers-announced/) ⌘ [Read more](https://hackaday.com/2023/10/05/hackaday-superconference-2023-first-round-of-speakers-announced/)
2023-10-05T18:30:40Z	**Audacity Runs Surprisingly Well in Your Browser**
![](https://hackaday.com/wp-content/uploads/2023/10/wavacity_feat.png?w=800)

Audacity is an extremely popular open source audio editor, with hundreds of millions of downloads on the books. But due to some controversy over changes the Muse Group wanted to […read more](https://hackaday.com/2023/10/05/audacity-runs-surprisingly-well-in-your-browser/) ⌘ [Read more](https://hackaday.com/2023/10/05/audacity-runs-surprisingly-well-in-your-browser/)
2023-10-05T20:00:41Z	**Neat Soldering Station Design Has Workshop & Portable Versions**
![](https://hackaday.com/wp-content/uploads/2023/10/AxxSolder_cover.jpg?w=800)

The warm and rather stinky heart of any hacker’s lair is the soldering station, where the PCB meets the metal (solder). A good soldering station lets you get on with […read more](https://hackaday.com/2023/10/05/neat-soldering-station-design-has-workshop-portable-versions/) ⌘ [Read more](https://hackaday.com/2023/10/05/neat-soldering-station-design-has-workshop-portable-versions/)
2023-10-05T23:00:39Z	**We’d Sure Like to Strum the Chrumm Keyboard**
![](https://hackaday.com/wp-content/uploads/2023/10/chrumm-keeb-800.jpg?w=800)

If you want something as personal as a keyboard done right, you have to do it yourself. Not quite satisfied with the multitude of mechanical offerings out there, [summific] decided […read more](https://hackaday.com/2023/10/05/wed-sure-like-to-strum-the-chrumm-keyboard/) ⌘ [Read more](https://hackaday.com/2023/10/05/wed-sure-like-to-strum-the-chrumm-keyboard/)
2023-10-06T02:00:14Z	**An SMD Capacitor Guide**
![](https://hackaday.com/wp-content/uploads/2023/10/smd.png?w=800)

For electronics, your knowledge probably follows a bit of a bell curve over time. When you start out, you know nothing. But you eventually learn a lot. Then you learn […read more](https://hackaday.com/2023/10/05/an-smd-capacitor-guide/) ⌘ [Read more](https://hackaday.com/2023/10/05/an-smd-capacitor-guide/)
2023-10-06T05:00:03Z	**Just What is Tone, in a Microphone?**
![](https://hackaday.com/wp-content/uploads/2023/10/mic-tone-featured.jpg?w=800)

As long-time Hackaday readers will know, there is much rubbish spouted in the world of audio about perceived tone and performance of different hi-fi components. Usually this comes from audiophiles […read more](https://hackaday.com/2023/10/05/just-what-is-tone-in-a-microphone/) ⌘ [Read more](https://hackaday.com/2023/10/05/just-what-is-tone-in-a-microphone/)
2023-10-06T08:00:39Z	**Creating an Automated Hydrogen Generator At Home**
![](https://hackaday.com/wp-content/uploads/2023/10/automated_hydrogen_generator.jpg?w=800)

Everyone and their pet hamster probably knows that the most common way to produce hydrogen is via the electrolysis of water, but there are still a number of steps between […read more](https://hackaday.com/2023/10/06/creating-an-automated-hydrogen-generator-at-home/) ⌘ [Read more](https://hackaday.com/2023/10/06/creating-an-automated-hydrogen-generator-at-home/)
2023-10-06T11:00:32Z	**Wok Your Way to the Center of the Galaxy**
![](https://hackaday.com/wp-content/uploads/2023/10/WTH.png?w=769)

The round bottom of a proper wok is the key to a decent stir fry, but it also makes it hard to use on traditional Western stoves. That’s why many […read more](https://hackaday.com/2023/10/06/wok-your-way-to-the-center-of-the-galaxy/) ⌘ [Read more](https://hackaday.com/2023/10/06/wok-your-way-to-the-center-of-the-galaxy/)
2023-10-06T14:00:53Z	**This Week in Security: Looney Tunables, Not a 0-day*, and Curl Warning**
![](https://hackaday.com/wp-content/uploads/2016/01/darkarts.jpg?w=800)

This week starts out with a nifty vulnerability in the glibc dynamic loader. This is an important step in running a binary executable on Linux, as it pulls the list […read more](https://hackaday.com/2023/10/06/this-week-in-security-looney-tunables-not-a-0-day-and-curl-warning/) ⌘ [Read more](https://hackaday.com/2023/10/06/this-week-in-security-looney-tunables-not-a-0-day-and-curl-warning/)
2023-10-06T15:00:00Z	**Just When You Think Everything In Robotic Combat Has Been Tried Before…**
![](https://hackaday.com/wp-content/uploads/2023/10/taco-tuesday-featured.jpg?w=800)

Since the first combat robots emerged around three decades ago, it seems as though every conceivable configuration has been tried at some point or other. Whether it’s a two-wheeled wedgebot, […read more](https://hackaday.com/2023/10/06/just-when-you-think-everything-in-robotic-combat-has-been-tried-before/) ⌘ [Read more](https://hackaday.com/2023/10/06/just-when-you-think-everything-in-robotic-combat-has-been-tried-before/)
2023-10-06T16:00:03Z	**Hackaday Podcast 239: Overclocking, Oscilloscopes, and Oh No! SMD Out of Stock!**
![](https://hackaday.com/wp-content/uploads/2016/05/microphone.jpg?w=800)

Elliot Williams and Al Williams got together again to discuss the best of Hackaday for a week, and you’re invited. This week, the guys were into the Raspberry Pi 5, […read more](https://hackaday.com/2023/10/06/hackaday-podcast-239-overclocking-oscilloscopes-and-oh-no-smd-out-of-stock/) ⌘ [Read more](https://hackaday.com/2023/10/06/hackaday-podcast-239-overclocking-oscilloscopes-and-oh-no-smd-out-of-stock/)
2023-10-06T17:00:58Z	**ISS Mimic Brings Space Station Down to Earth**
![](https://hackaday.com/wp-content/uploads/2023/10/issmimic_feat2.jpg?w=800)

Built at a cost of more than $150 billion over the last twenty-five years, the International Space Station is arguably one of humanity’s greatest engineering triumphs. Unfortunately, unlike Earthly construction […read more](https://hackaday.com/2023/10/06/iss-mimic-brings-space-station-down-to-earth/) ⌘ [Read more](https://hackaday.com/2023/10/06/iss-mimic-brings-space-station-down-to-earth/)
2023-10-06T18:30:49Z	**Hackaday Prize 2023: Hydrocleaner Nips Pollution In the Bud**
![](https://hackaday.com/wp-content/uploads/2023/10/hydrocleaner-800.jpg?w=800)

It’s unfortunate, but a lot of trash ends up in our rivers and, eventually, our oceans. Cleaning efforts can be costly and require a lot of human power. One of […read more](https://hackaday.com/2023/10/06/hackaday-prize-2023-hydrocleaner-nips-pollution-in-the-bud/) ⌘ [Read more](https://hackaday.com/2023/10/06/hackaday-prize-2023-hydrocleaner-nips-pollution-in-the-bud/)
2023-10-06T20:00:15Z	**Tetris on an Oscilloscope, the Software Way**
![](https://hackaday.com/wp-content/uploads/2023/10/tetris_scope.png?w=800)

When we talk about video games on an oscilloscope, you’d be pardoned for assuming the project involved an analog CRT scope in X-Y mode, with vector graphics for something like […read more](https://hackaday.com/2023/10/06/tetris-on-an-oscilloscope-the-software-way/) ⌘ [Read more](https://hackaday.com/2023/10/06/tetris-on-an-oscilloscope-the-software-way/)
2023-10-06T23:00:05Z	**Zilog’s Forgotten Operating System: Z80-RIO**
![](https://hackaday.com/wp-content/uploads/2019/10/Zilog_Z80-featured.jpg?w=800)

When it comes to famous operating systems for the Z80 and similar Zilog processors, the first and maybe only one to come to mind is CP/M, which was even made […read more](https://hackaday.com/2023/10/06/zilogs-forgotten-operating-system-z80-rio/) ⌘ [Read more](https://hackaday.com/2023/10/06/zilogs-forgotten-operating-system-z80-rio/)
2023-10-07T02:00:30Z	**Fluid Simulation Does the Math**
![](https://hackaday.com/wp-content/uploads/2023/10/fluid.png?w=800)

If you like math, you should enjoy [kynd’s] page about simulating fluid in p5.js. You might still enjoy the pretty colors and shapes if you aren’t into math. What’s scary […read more](https://hackaday.com/2023/10/06/fluid-simulation-does-the-math/) ⌘ [Read more](https://hackaday.com/2023/10/06/fluid-simulation-does-the-math/)
2023-10-07T05:00:17Z	**Famicom-Inspired NES TV Looks Rad In Red**
![](https://hackaday.com/wp-content/uploads/2023/10/famicom-800.jpg?w=800)

Take it from us, insomnia is no joke. But the wee hours can have a great effect on creativity, and if you’ve got a project in mind, doing that is […read more](https://hackaday.com/2023/10/06/famicom-inspired-nes-tv-looks-rad-in-red/) ⌘ [Read more](https://hackaday.com/2023/10/06/famicom-inspired-nes-tv-looks-rad-in-red/)
2023-10-07T08:00:43Z	**Smart Coffee Replaces Espresso Machine Controller With Arduino, Sensors**
![](https://hackaday.com/wp-content/uploads/2023/10/Smart-Coffee-Your-Coffee-Your-Way-ll-Customizable-Arduino-Espresso-Making-Software-1-13-screenshot.png?w=800)

A common hacker upgrade to an espresso machine is to improve stability and performance with a better temperature controller, but [Schematix]’s Smart Coffee project doesn’t stop there. It entirely replaces […read more](https://hackaday ... ⌘ [Read more](https://hackaday.com/2023/10/07/smart-coffee-replaces-espresso-machine-controller-with-arduino-sensors/)
2023-10-07T11:00:35Z	**Control Tricks For Tailsitters**
![](https://hackaday.com/wp-content/uploads/2023/10/tailsitter_featured.png?w=800)

An RC VTOL aircraft always makes for a compelling project, but ensuring the transition between hover and forward flight can be quite challenging. In the video after the break, [Nicholas […read more](https://hackaday.com/2023/10/07/control-tricks-for-tailsitters/) ⌘ [Read more](https://hackaday.com/2023/10/07/control-tricks-for-tailsitters/)
2023-10-07T14:00:01Z	**Try It Out**
![](https://hackaday.com/wp-content/uploads/2023/09/librepcb-1.0-featured.jpg?w=800)

It’s like Star Wars versus Star Trek at a SciFi convention, or asking creamy or chunky at the National Peanut Butter Appreciation Festival. (OK, we made that one up.) When […read more](https://hackaday.com/2023/10/07/try-it-out/) ⌘ [Read more](https://hackaday.com/2023/10/07/try-it-out/)
2023-10-07T17:00:50Z	**Hats Off To Another Weird Keyboard From Google Japan**
![](https://hackaday.com/wp-content/uploads/2023/10/GCAPS-800.webp?w=800)

As portable as keyboards have gotten, you still need some place to put the thing — some kind of bag for travel, and a flat surface for using it. Well, […read more](https://hackaday.com/2023/10/07/hats-off-to-another-weird-keyboard-from-google-japan/) ⌘ [Read more](https://hackaday.com/2023/10/07/hats-off-to-another-weird-keyboard-from-google-japan/)
2023-10-07T20:00:09Z	**Playing the Guitar of DOOM**
![](https://hackaday.com/wp-content/uploads/2023/10/guitar-of-doom-800.jpeg?w=800)

Over the years, we’ve seen DOOM run on pretty much everything from an 8088 to a single keycap. We’ve also written up one or two controllers, but we don’t think […read more](https://hackaday.com/2023/10/07/playing-the-guitar-of-doom/) ⌘ [Read more](https://hackaday.com/2023/10/07/playing-the-guitar-of-doom/)
2023-10-07T23:00:00Z	**Implementing Commodore’s IEC Bus Protocol On a KIM-1 Single Board Computer**
![](https://hackaday.com/wp-content/uploads/2023/10/commodore_iec_bus_on_kim-1.jpg?w=800)

Although the PET is most likely the more well-known of Commodore’s early computer systems, the KIM-1 (Keyboard Input Monitor) single board computer was launched a year prior, in 1976. It […read more](https://hackaday.com/2023/10/07/implementing-commodores-iec-bus-protocol-on-a-kim-1-single-board-com ... ⌘ [Read more](https://hackaday.com/2023/10/07/implementing-commodores-iec-bus-protocol-on-a-kim-1-single-board-computer/)
2023-10-08T02:00:33Z	**Sine-wave Speech Demonstrates an Auditory One-way Door**
![](https://hackaday.com/wp-content/uploads/2023/10/Sine-wave-speech-header.jpeg?w=800)

Sine-wave speech can be thought of as a sort of auditory illusion, a sensory edge case in which one’s experience has a clear “before” and “after” moment, like going through […read more](https://hackaday.com/2023/10/07/sine-wave-speech-demonstrates-an-auditory-one-way-door/) ⌘ [Read more](https://hackaday.com/2023/10/07/sine-wave-speech-demonstrates-an-auditory-one-way-door/)
2023-10-08T05:00:44Z	**Designing a Macintosh-to-VGA Adapter With an LM1881**
![](https://hackaday.com/wp-content/uploads/2023/10/IMG_3716-900x675-1.jpg?w=800)

If you’re the happy owner of a vintage Apple system like a 1989 Macintosh IIci you may know the pain of keeping working monitors around. Unless it’s a genuine Apple-approved […read more](https://hackaday.com/2023/10/07/designing-a-macintosh-to-vga-adapter-with-an-lm1881/) ⌘ [Read more](https://hackaday.com/2023/10/07/designing-a-macintosh-to-vga-adapter-with-an-lm1881/)
2023-10-08T08:00:51Z	**Polish Up Your Product With Graphic Overlays**
![](https://hackaday.com/wp-content/uploads/2023/10/Custom-graphic-overlays-1.jpg?w=800)

[Kevin Hunckler] recently did some in-house manufacturing for a product and shared his experiences in adding high-quality custom graphic overlays or acrylic panels to give the finished units a professional […read more](https://hackaday.com/2023/10/08/polish-up-your-product-with-graphic-overlays/) ⌘ [Read more](https://hackaday.com/2023/10/08/polish-up-your-product-with-graphic-overlays/)
2023-10-08T11:00:09Z	**Marionette 3D Printer Replaces Linear Rails With String**
![](https://hackaday.com/wp-content/uploads/2023/10/marionette_featured.png?w=800)

In the early days of FDM 3D printing, the RepRap project spawned all sorts of weird and and wonderful designs. In the video after the break [dizekat] gives us a […read more](https://hackaday.com/2023/10/08/marionette-3d-printer-replaces-linear-rails-with-string/) ⌘ [Read more](https://hackaday.com/2023/10/08/marionette-3d-printer-replaces-linear-rails-with-string/)
2023-10-08T14:00:04Z	**Blaupunkt Tube Radio is the Sultan of Radios**
![](https://hackaday.com/wp-content/uploads/2023/10/radio.png?w=800)

According to [M Caldeira], the Blaupunkt Sultan 24300 was one of the last tube radios made in the 1960s. He’s got one but it needed some tender loving care, and […read more](https://hackaday.com/2023/10/08/blaupunkt-tube-radio-is-the-sultan-of-radios/) ⌘ [Read more](https://hackaday.com/2023/10/08/blaupunkt-tube-radio-is-the-sultan-of-radios/)
2023-10-08T17:00:06Z	**Virtual Mini Pinball Cabinet Scores Big**
![](https://hackaday.com/wp-content/uploads/2023/10/pinball-inner.jpg?w=800)

Do you love pinball, but can’t justify owning a full-size cabinet? Yeah, us either, and that’s why we’re so interested in [mircemk]’s great-looking DIY mini virtual pinball cabinet. Since [mircemk] […read more](https://hackaday.com/2023/10/08/virtual-mini-pinball-cabinet-scores-big/) ⌘ [Read more](https://hackaday.com/2023/10/08/virtual-mini-pinball-cabinet-scores-big/)
2023-10-08T20:00:49Z	**Auto Xylophone Uses Homemade Solenoids**
![](https://hackaday.com/wp-content/uploads/2023/10/xylo.png?w=800)

Want to play the xylophone but don’t want to learn how? [Rachad]’s automatic xylophone might be just the ticket. It uses homemade solenoids to play tunes under computer control. Think […read more](https://hackaday.com/2023/10/08/auto-xylophone-uses-homemade-solenoids/) ⌘ [Read more](https://hackaday.com/2023/10/08/auto-xylophone-uses-homemade-solenoids/)
2023-10-08T23:00:48Z	**Hackaday Links: October 8, 2023**
![Hackaday Links Column Banner](https://hackaday.com/wp-content/uploads/2014/11/had-links-banner.jpg?w=800)

Too much of a good thing is generally a bad thing, but a surfeit of asteroid material is probably a valid exception to that rule. Such was NASA’s plight as […read more](https://hackaday.com/2023/10/08/hackaday-links-october-8-2023/) ⌘ [Read more](https://hackaday.com/2023/10/08/hackaday-links-october-8-2023/)
2023-10-09T02:00:32Z	**Who Needs Sea Monkeys? Get PlanktoScope**
![](https://hackaday.com/wp-content/uploads/2023/10/plank.png?w=800)

Plankton are tiny organisms that drift around in the ocean. They aren’t just whale food — they are responsible for fixing up to 50% of the world’s carbon dioxide. That, […read more](https://hackaday.com/2023/10/08/who-needs-sea-monkeys-get-planktoscope/) ⌘ [Read more](https://hackaday.com/2023/10/08/who-needs-sea-monkeys-get-planktoscope/)
2023-10-09T05:00:20Z	**Pushing the Boundaries of Tiny Mechanical Devices With Compliant Mechanisms**
![](https://hackaday.com/wp-content/uploads/2023/10/compliant_mechanism_micro-gun.jpg?w=800)

Mechanical actions underlie much of what makes modern day society function, whether it’s electric motors, combustion engines, switches, levers, or the springs inside a toy blaster gun that propel foam […read more](https://hackaday.com/2023/10/08/pushing-the-boundaries-of-tiny-mechanical-device ... ⌘ [Read more](https://hackaday.com/2023/10/08/pushing-the-boundaries-of-tiny-mechanical-devices-with-compliant-mechanisms/)
2023-10-09T08:00:48Z	**3D Printed Mini Drone Test Gimbal**
![](https://hackaday.com/wp-content/uploads/2023/10/3DGimbalzz.jpg?w=600)

Drones are a pain, especially mini ones. When you are designing, building (or even reviewing) them, they inevitably fly off in some random direction, inevitably towards your long-suffering dog, hit […read more](https://hackaday.com/2023/10/09/3d-printed-mini-drone-test-gimbal/) ⌘ [Read more](https://hackaday.com/2023/10/09/3d-printed-mini-drone-test-gimbal/)
2023-10-09T11:00:00Z	**Use Your Old SLR as a Digital Camera?**
![](https://hackaday.com/wp-content/uploads/2023/10/35mm-back-featured.jpg?w=800)

Back in the late 1990s as the digital revolution overtook photography there were abortive attempts to develop a digital upgrade for 35mm film cameras. Imagine a film cartridge with attacked […read more](https://hackaday.com/2023/10/09/use-your-old-slr-as-a-digital-camera/) ⌘ [Read more](https://hackaday.com/2023/10/09/use-your-old-slr-as-a-digital-camera/)
2023-10-09T15:30:18Z	**Ordering Pizza While Racing**
![](https://hackaday.com/wp-content/uploads/2023/10/matt-gw.webp?w=768)

As [Matt Stele] prepared to bike a local 300-mile (~480km) race in addition to training, he had to prepare for food. A full day of riding was ahead on gravel […read more](https://hackaday.com/2023/10/09/ordering-pizza-while-racing/) ⌘ [Read more](https://hackaday.com/2023/10/09/ordering-pizza-while-racing/)
2023-10-09T18:00:03Z	**Keebin’ with Kristina: the One With the Arboreal Keyboards**
![Illustrated Kristina with an IBM Model M keyboard floating between her hands.](https://hackaday.com/wp-content/uploads/2021/07/Keebin.jpg?w=800)

Well, unfortunately we don’t know much yet about this nice wooden keyboard from [Kelvin Chow], but maybe this inclusion will encourage [Kelvin] to post more about it. Sure is nice-looking, […read more](https://hackaday.com/2023/10/09/keebin-with-kristina-the-one-with-the-arbo ... ⌘ [Read more](https://hackaday.com/2023/10/09/keebin-with-kristina-the-one-with-the-arboreal-keyboards/)
2023-10-09T18:30:11Z	**The Ultimate US Astronomy Roadtrip**
![An observatory atop a hill](https://hackaday.com/wp-content/uploads/2023/10/Lick-observatory-header.jpg?w=800)

Have 73 hours to kill and fancy a 4,609-mile road trip? Then you can check out some of the best observatories in the US (although we would probably recommend taking […read more](https://hackaday.com/2023/10/09/the-ultimate-us-astronomy-roadtrip/) ⌘ [Read more](https://hackaday.com/2023/10/09/the-ultimate-us-astronomy-roadtrip/)
2023-10-09T20:00:42Z	**Learning About Ferroresonant Transformers While Fixing a 1970s Power Supply**
![](https://hackaday.com/wp-content/uploads/2023/10/ferroresonant_constant_voltage_transformer.jpg?w=800)

While troubleshooting the power supply of a 1970s Centurion system, [Usagi Electrics] came across a fascinating feature of these units: the ferroresonant, or constant voltage transformer (CVT). The main difference […read more](https://hackaday.com/2023/10/09/learning-about-ferrore ... ⌘ [Read more](https://hackaday.com/2023/10/09/learning-about-ferroresonant-transformers-while-fixing-a-1970s-power-supply/)
2023-10-09T23:00:13Z	**E-Bikes Turned Solar Car**
![](https://hackaday.com/wp-content/uploads/2023/10/solar_car_featured.png?w=800)

There is something to be said for a vehicle that gains range just by standing outside in the sun. In the video after the break, [Drew Builds Stuff] demonstrates how […read more](https://hackaday.com/2023/10/09/e-bikes-turned-solar-car/) ⌘ [Read more](https://hackaday.com/2023/10/09/e-bikes-turned-solar-car/)
2023-10-10T02:00:32Z	**Decoding the 8088**
![](https://hackaday.com/wp-content/uploads/2023/10/8088.png?w=800)

There is a lot to like about open software, and in some areas, a well-thought-out piece of software can really make a huge impact. A great example of this is […read more](https://hackaday.com/2023/10/09/decoding-the-8088/) ⌘ [Read more](https://hackaday.com/2023/10/09/decoding-the-8088/)
2023-10-10T05:00:40Z	**Giant LED Matrix Fills Blank Space In The Kitchen**
![](https://hackaday.com/wp-content/uploads/2023/10/ledwall_feat.jpg?w=800)

We’ve all got one: a blank space somewhere in our home that we don’t know what to do with. [James Miller] had one above his kitchen cabinets, so he filled […read more](https://hackaday.com/2023/10/09/giant-led-matrix-fills-blank-space-in-the-kitchen/) ⌘ [Read more](https://hackaday.com/2023/10/09/giant-led-matrix-fills-blank-space-in-the-kitchen/)
2023-10-10T08:00:08Z	**Implant Fights Diabetes by Making Insulin and Oxygen**
![](https://hackaday.com/wp-content/uploads/2023/10/implants.jpg.png?w=800)

Type 1 diabetes remains a problem despite having an apparently simple solution: since T1D patients have lost the cells that produce insulin, it should be possible to transplant those cells […read more](https://hackaday.com/2023/10/10/implant-fights-diabetes-by-making-insulin-and-oxygen/) ⌘ [Read more](https://hackaday.com/2023/10/10/implant-fights-diabetes-by-making-insulin-and-oxygen/)
2023-10-10T11:00:58Z	**Raspberry Pi Lifts Skirts A Little On Their RP1 Peripheral**
![](https://hackaday.com/wp-content/uploads/2023/10/rp1-featured.jpg?w=800)

The Raspberry Pi 5 is the new hotness from the Cambridge-based single board computer vendor, thanks in part to its new wonder-chip peripheral that speeds up much of its interfacing […read more](https://hackaday.com/2023/10/10/raspberry-pi-lifts-skirts-a-little-on-their-rp1-peripheral/) ⌘ [Read more](https://hackaday.com/2023/10/10/raspberry-pi-lifts-skirts-a-little-on-their-rp1-peripheral/)
2023-10-10T14:00:00Z	**Could Moon Dust Help Reduce Global Temperatures?**
![](https://hackaday.com/wp-content/uploads/2023/10/Dust.jpg?w=800)

The impacts of climate change continue to mount on human civilization, with warning signs that worse times are yet to come. Despite the scientific community raising an early warning as […read more](https://hackaday.com/2023/10/10/could-moon-dust-help-reduce-global-temperatures/) ⌘ [Read more](https://hackaday.com/2023/10/10/could-moon-dust-help-reduce-global-temperatures/)
2023-10-10T15:30:38Z	**Wiring Up 100 Car Batteries So You Don’t Have To**
![](https://hackaday.com/wp-content/uploads/2023/10/100batts_feat.jpg?w=800)

We’re willing to bet most Hackaday readers have accidentally spot welded a few electrical contacts together over the years, complete with the surge of adrenaline that comes with the unexpected […read more](https://hackaday.com/2023/10/10/wiring-up-100-car-batteries-so-you-dont-have-to/) ⌘ [Read more](https://hackaday.com/2023/10/10/wiring-up-100-car-batteries-so-you-dont-have-to/)
2023-10-10T17:00:28Z	**Jenny’s Daily Drivers: SerenityOS, And In Particular, Ladybird**
![](https://hackaday.com/wp-content/uploads/2023/09/serenity-os-featured.jpg?w=800)

As we continue on with the series in which I take a different OS for a spin every month I am afraid, dear reader, that this month I have a […read more](https://hackaday.com/2023/10/10/jennys-daily-drivers-serenityos-and-in-particular-ladybird/) ⌘ [Read more](https://hackaday.com/2023/10/10/jennys-daily-drivers-serenityos-and-in-particular-ladybird/)
2023-10-10T18:30:38Z	**Pocket CO2 Sensor Doubles as SMD Proving Ground**
![](https://hackaday.com/wp-content/uploads/2023/10/co2smd_feat.jpg?w=800)

While for some of us it’s a distant memory, every serious electronics hobbyist must at some point make the leap from working with through-hole components to Surface Mount Devices (SMD). […read more](https://hackaday.com/2023/10/10/pocket-co2-sensor-doubles-as-smd-proving-ground/) ⌘ [Read more](https://hackaday.com/2023/10/10/pocket-co2-sensor-doubles-as-smd-proving-ground/)
2023-10-10T20:00:52Z	**Dial Up a Tune On the Jukephone**
![](https://hackaday.com/wp-content/uploads/2023/10/jukephone-800.jpg?w=800)

What do you do when you find a nice corded phone with giant buttons out in the wild? You could pay $80/month for a landline, use a VOIP or Bluetooth […read more](https://hackaday.com/2023/10/10/dial-up-a-tune-on-the-jukephone/) ⌘ [Read more](https://hackaday.com/2023/10/10/dial-up-a-tune-on-the-jukephone/)
2023-10-10T23:00:55Z	**Antennas Can Be a Total Mystery**
![](https://hackaday.com/wp-content/uploads/2023/10/antenna-main.png?w=766)

The real action in the world of ham radio is generally in the high frequency bands. Despite the name, these are relatively low-frequency bands by modern standards and the antenna […read more](https://hackaday.com/2023/10/10/antennas-can-be-a-total-mystery/) ⌘ [Read more](https://hackaday.com/2023/10/10/antennas-can-be-a-total-mystery/)
2023-10-11T02:00:27Z	**How The 2022 CEZ Event Shows The Fragility of Environmental Sensors in High-Risk Areas**
![A monitoring station as set up in the CEZ, featuring both the legacy (ARMS) and new wireless monitoring system.](https://hackaday.com/wp-content/uploads/2023/10/CEZ_monitoring_station.jpg?w=800)

In what reads somewhat like a convoluted detective story, the events unfolding at the Chornobyl Exclusion Zone (CEZ) in Ukraine during late February had the media chann ... ⌘ [Read more](https://hackaday.com/2023/10/10/how-the-2022-cez-event-shows-the-fragility-of-environmental-sensors-in-high-risk-areas/)
2023-10-11T05:00:21Z	**Tiny Tape Cartridge Remembered and a Teardown**
![](https://hackaday.com/wp-content/uploads/2023/10/tape.png?w=800)

If you want to add sound to something these days, you usually store it digitally. Microcontrollers are cheap and fast, and you can hold a lot of audio on a […read more](https://hackaday.com/2023/10/10/tiny-tape-cartridge-remembered-and-a-teardown/) ⌘ [Read more](https://hackaday.com/2023/10/10/tiny-tape-cartridge-remembered-and-a-teardown/)
2023-10-11T08:00:34Z	**Dumping Spacecraft In The Middle Of Nowhere**
![](https://hackaday.com/wp-content/uploads/2023/10/map1.jpg?w=600)

The BBC has an interesting article on Point Nemo, AKA the Oceanic Pole of Inaccessibility, AKA the spacecraft graveyard. This is the place in the ocean that is furthest from […read more](https://hackaday.com/2023/10/11/dumping-spacecraft-in-the-middle-of-nowhere/) ⌘ [Read more](https://hackaday.com/2023/10/11/dumping-spacecraft-in-the-middle-of-nowhere/)
2023-10-11T11:00:09Z	**Tiny Linux on a No-MMU RISC-V Microcontroller**
![](https://hackaday.com/wp-content/uploads/2023/04/risc5-esp32-c3-thumbnail.jpg?w=800)

In the vast majority of cases, running a Linux-based operating system involves a pretty powerful processor with a lot of memory on hand, and perhaps most importantly, a memory management […read more](https://hackaday.com/2023/10/11/tiny-linux-on-a-no-mmu-risc-v-microcontroller/) ⌘ [Read more](https://hackaday.com/2023/10/11/tiny-linux-on-a-no-mmu-risc-v-microcontroller/)
2023-10-11T14:00:40Z	**Meshtastic and Owntracks to Kick your Google Habit**
![](https://hackaday.com/wp-content/uploads/2023/06/Meshtatic.jpg?w=800)

I have an admission to make. I have a Google addiction. Not the normal addiction — I have a problem with Google Maps, and the timeline feature. I know, I’m […read more](https://hackaday.com/2023/10/11/meshtastic-and-owntracks-to-kick-your-google-habit/) ⌘ [Read more](https://hackaday.com/2023/10/11/meshtastic-and-owntracks-to-kick-your-google-habit/)
2023-10-11T15:30:21Z	**How Not to Build an RP2040 Board**
![](https://hackaday.com/wp-content/uploads/2023/10/scale.png?w=800)

We love that these days you can buy ready-made microcontroller boards that are very capable. But sometimes you need to — or just want to — do it yourself. Unfortunately, […read more](https://hackaday.com/2023/10/11/how-not-to-build-an-rp2040-board/) ⌘ [Read more](https://hackaday.com/2023/10/11/how-not-to-build-an-rp2040-board/)
2023-10-11T17:00:48Z	**Tech in Plain Sight: Skyscrapers**
![](https://hackaday.com/wp-content/uploads/2023/10/skyscrapers-and-cranes-featured-1.jpg?w=800)

It is hard to imagine that for thousands of years, the Great Pyramid of Giza was the tallest manmade structure in the world. However, like the Lincoln Cathedral and the […read more](https://hackaday.com/2023/10/11/tech-in-plain-sight-skyscrapers/) ⌘ [Read more](https://hackaday.com/2023/10/11/tech-in-plain-sight-skyscrapers/)
2023-10-11T18:30:21Z	**Tattoo-Removal Laser Brought Out of Retirement for a Megawatt of Fun**
![](https://hackaday.com/wp-content/uploads/2023/10/pew-pew.png?w=800)

We’ve got to say that [Les Wright] has the most fun on the internet, at least in terms of megawatts per dollar. Just look at his new video where he […read more](https://hackaday.com/2023/10/11/tattoo-removal-laser-brought-out-of-retirement-for-a-megawatt-of-fun/) ⌘ [Read more](https://hackaday.com/2023/10/11/tattoo-removal-laser-brought-out-of-retirement-for-a-megawatt-of-fun/)
2023-10-11T20:00:17Z	**Micromanipulator Touches The Tiny Things, Cheaply**
![](https://hackaday.com/wp-content/uploads/2023/10/micromanipulator.png?w=800)

Some things are small and fragile enough that they cannot be held or touched by even the steadiest of hands. Such cases call for a micromanipulator, and [BYU CMR]’s DIY […read more](https://hackaday.com/2023/10/11/micromanipulator-touches-the-tiny-things-cheaply/) ⌘ [Read more](https://hackaday.com/2023/10/11/micromanipulator-touches-the-tiny-things-cheaply/)
2023-10-11T23:00:31Z	**A Buzzing, Flashing Phone Ringer For the Elderly**
![](https://hackaday.com/wp-content/uploads/2023/10/phone-ringer-800.jpg?w=800)

For a lonely person, elderly or otherwise, the sound of a ringing phone can be music to the ears, unless of course it’s another spam call. But what good is […read more](https://hackaday.com/2023/10/11/a-buzzing-flashing-phone-ringer-for-the-elderly/) ⌘ [Read more](https://hackaday.com/2023/10/11/a-buzzing-flashing-phone-ringer-for-the-elderly/)
2023-10-12T02:00:02Z	**The Wirtz Pump Spins**
![](https://hackaday.com/wp-content/uploads/2023/10/pump.png?w=800)

Over the ages, a lot of human activity has been concerned about getting water from where we find it to where we want it. If you want to move water […read more](https://hackaday.com/2023/10/11/the-wirtz-pump-spins/) ⌘ [Read more](https://hackaday.com/2023/10/11/the-wirtz-pump-spins/)
2023-10-12T05:00:58Z	**Nifty MIG Welder Built From Scrap**
![](https://hackaday.com/wp-content/uploads/2023/10/This-homemade-welding-machine-will-surprise-you-14-42-screenshot-1.png?w=800)

A MIG welder is a great tool to have. With machine fed wire and gas protecting the arc, it can make it easy to weld well without requiring a lot […read more](https://hackaday.com/2023/10/11/nifty-mig-welder-built-from-scrap/) ⌘ [Read more](https://hackaday.com/2023/10/11/nifty-mig-welder-built-from-scrap/)
2023-10-12T08:00:28Z	**Error-Correcting RAM on the Desktop**
![](https://hackaday.com/wp-content/uploads/2023/10/memory-main.jpg?w=800)

When running a server, especially one with mission-critical applications, it’s common practice to use error-correcting code (ECC) memory. As the name suggests, it uses an error-correcting algorithm to continually check […read more](https://hackaday.com/2023/10/12/error-correcting-ram-on-the-desktop/) ⌘ [Read more](https://hackaday.com/2023/10/12/error-correcting-ram-on-the-desktop/)
2023-10-12T11:00:15Z	**Screech Owl is a Tribute to The Eowave Persephone**
![](https://hackaday.com/wp-content/uploads/2023/10/Somewhere-Over-the-Rainbow-0-18-screenshot-e1697080079608.png?w=800)

The Eowave Persephone was a beautiful thing—a monophonic ribbon synth capable of producing clean, smoothly varying tones. [Ben Glover] used to own a nice example that formerly belonged to Peter […read more](https://hackaday.com/2023/10/12/screech-owl-is-a-tribute-to-the-eowave-persephone/) ⌘ [Read more](https://hackaday.com/2023/10/12/screech-owl-is-a-tribute-to-the-eowave-persephone/)
2023-10-12T14:00:01Z	**You’ve Got Mail: It All Depends on ZIP Code**
![](https://hackaday.com/wp-content/uploads/2023/07/USPS.jpg?w=800)

Previously on You’ve Got Mail, we looked at a few services that were designed to speed up the mail at various points along the way. But these improvements were all […read more](https://hackaday.com/2023/10/12/youve-got-mail-it-all-depends-on-zip-code/) ⌘ [Read more](https://hackaday.com/2023/10/12/youve-got-mail-it-all-depends-on-zip-code/)
2023-10-12T15:30:52Z	**Keypad Interface Module Reverse Engineers Pinouts So You Don’t Have To**
![](https://hackaday.com/wp-content/uploads/2023/10/keygo-feature.png?w=800)

If you’ve scavenged some random keypads and want to reuse them in a project without the hassle of figuring out the pinouts, then [Cliff Biffle] has an interface module for […read more](https://hackaday.com/2023/10/12/keypad-interface-module-reverse-engineers-pinouts-so-you-dont-have-to/) ⌘ [Read more](https://hackaday.com/2023/10/12/keypad-interface-module-reverse-engineers-pinouts-so-you-dont-have-to/)
2023-10-12T16:00:58Z	**Hackaday Superconference 2023: Workshops Announced, Get Tickets Now!**
![](https://hackaday.com/wp-content/uploads/2023/08/supercon2023-250.png?w=800)

Last week, we announced just half of our fantastic slate of talks for Supercon. This week, we’re opening up the workshops. The workshops are small, hands-on opportunities to build something […read more](https://hackaday.com/2023/10/12/hackaday-superconference-2023-workshops-announced-get-tickets-now/) ⌘ [Read more](https://hackaday.com/2023/10/12/hackaday-superconference-2023-workshops-announced-get-tickets-now/)
2023-10-12T17:00:32Z	**USB-C For Hackers: Build Your Own PSU**
![](https://hackaday.com/wp-content/uploads/2019/07/USB-C.jpg?w=800)

What if you wanted to build your own USB-C PSU? Good news – it’s easy enough! If you ever wanted to retrofit a decent DC PSU of yours to the […read more](https://hackaday.com/2023/10/12/usb-c-for-hackers-build-your-own-psu/) ⌘ [Read more](https://hackaday.com/2023/10/12/usb-c-for-hackers-build-your-own-psu/)
2023-10-12T18:30:23Z	**Hackaday Prize 2023: AC Measurements Made Easy**
![](https://hackaday.com/wp-content/uploads/2023/10/multimeter-main.jpg?w=800)

When working on simple DC systems, a small low-cost multimeter from the hardware store will get the job done well enough. Often they have the capability for measuring AC, but […read more](https://hackaday.com/2023/10/12/hackaday-prize-2023-ac-measurements-made-easy/) ⌘ [Read more](https://hackaday.com/2023/10/12/hackaday-prize-2023-ac-measurements-made-easy/)
2023-10-12T20:00:49Z	**Badminton String Winder Gets The Tension Just Right**
![](https://hackaday.com/wp-content/uploads/2023/10/6138591696697009220-e1697083445389.jpg?w=800)

If you want to keep your badminton game at its peak, you’ll need a good racket with a proper set of strings. When an injury kept [Antonie Colin] off the […read more](https://hackaday.com/2023/10/12/badminton-string-winder-gets-the-tension-just-right/) ⌘ [Read more](https://hackaday.com/2023/10/12/badminton-string-winder-gets-the-tension-just-right/)
2023-10-12T23:00:54Z	**2023 Halloween Hackfest: Musical Jack-o-Lanterns Harmonize for Halloween**
![](https://hackaday.com/wp-content/uploads/2023/10/musical-pumpkins-800.png?w=800)

Halloween is many things to many people. For some, it’s a chance to dress up and let loose. For others, it’s a chance to give everyone in the neighborhood a […read more](https://hackaday.com/2023/10/12/2023-halloween-hackfest-musical-jack-o-lanterns-harmonize-for-halloween/) ⌘ [Read more](https://hackaday.com/2023/10/12/2023-halloween-hackfest-musical-jack-o-lanterns-harmonize-for-halloween/)
2023-10-13T02:00:41Z	**Ingenuity’s 62nd Flight and Attempting a New Speed Record**
![](https://hackaday.com/wp-content/uploads/2021/04/ingenuity-fourth-flight.jpg?w=800)

One of the fun aspects of exploring a new planet is that you can set a lot of new records, as is the case with the very first Mars-based helicopter, […read more](https://hackaday.com/2023/10/12/ingenuitys-62nd-flight-and-attempting-a-new-speed-record/) ⌘ [Read more](https://hackaday.com/2023/10/12/ingenuitys-62nd-flight-and-attempting-a-new-speed-record/)
2023-10-13T05:00:25Z	**Removing the Air Gap From an iPad Display**
![](https://hackaday.com/wp-content/uploads/2023/10/ipadgap_feat.jpg?w=800)

Some recent models of the Apple iPad have a rather annoying air gap in between the display and the outer touch surface. This can be particularly frustrating for users that […read more](https://hackaday.com/2023/10/12/removing-the-air-gap-from-an-ipad-display/) ⌘ [Read more](https://hackaday.com/2023/10/12/removing-the-air-gap-from-an-ipad-display/)
2023-10-13T08:00:57Z	**An In-Depth Comparison of Hobby PCB Manufacturers**
![](https://hackaday.com/wp-content/uploads/2023/10/pcbroundup_feat.jpg?w=800)

[Icamtuf] has been working on a prototyping run of a project, which involves getting PCBs made by several low volume PCB manufacturing companies. After receiving the boards, he analyzed the […read more](https://hackaday.com/2023/10/13/an-in-depth-comparison-of-hobby-pcb-manufacturers/) ⌘ [Read more](https://hackaday.com/2023/10/13/an-in-depth-comparison-of-hobby-pcb-manufacturers/)
2023-10-13T11:00:22Z	**Debian Bookworm Comes To The Raspberry Pi, And Wayland Is Now Default**
![](https://hackaday.com/wp-content/uploads/2023/10/debian12pi_feat.png?w=800)

It must have been a busy week for the PR department at Raspberry Pi, with the launch of their latest single-board computer, the Pi 5. Alongside the new board comes […read more](https://hackaday.com/2023/10/13/debian-bookworm-comes-to-the-raspberry-pi-and-wayland-is-now-default/) ⌘ [Read more](https://hackaday.com/2023/10/13/debian-bookworm-comes-to-the-raspberry-pi-and-wayland-is-now-default/)
2023-10-13T14:00:25Z	**This Week in Security: Curl Reveal, Rapid Reset DDoS, and Libcue**
![](https://hackaday.com/wp-content/uploads/2016/01/darkarts.jpg?w=800)

Curl gave us all a big warning that a severe security problem had been found in that code-base. Given the staggering number of Curl installs around the world, we held […read more](https://hackaday.com/2023/10/13/this-week-in-security-curl-reveal-rapid-reset-ddos-and-libcue/) ⌘ [Read more](https://hackaday.com/2023/10/13/this-week-in-security-curl-reveal-rapid-reset-ddos-and-libcue/)
2023-10-13T15:00:00Z	**Canada Abruptly Ends Official Time Signal**
![National Research Council laboratories in Ottawa](https://hackaday.com/wp-content/uploads/2023/10/2560px-In_front_of_National_Research_Council_Canada_Laboratories.jpg?w=800)

In a sudden move that was noted not only by Canadian media, but also international media channels, the National Research Council Time Signal that was broadcast by Canadian Broadcasting Corporation […read more](https://hackaday.com/2023/10/13/canada-abruptly-ends-official-time-si ... ⌘ [Read more](https://hackaday.com/2023/10/13/canada-abruptly-ends-official-time-signal/)
2023-10-13T16:00:37Z	**Hackaday Podcast Ep 240: An Amazing 3D Printer, A Look Inside Raspberry Pi 5, and Cameras, Both Film and Digital**
![](https://hackaday.com/wp-content/uploads/2016/05/microphone.jpg?w=800)

Date notwithstanding, it’s your lucky day as Elliot and Dan get together to review the best hacks of the week. For some reason, film photography was much on our writers’ […read more](https://hackaday.com/2023/10/13/hackaday-podcast-ep-240-an-a ... ⌘ [Read more](https://hackaday.com/2023/10/13/hackaday-podcast-ep-240-an-amazing-3d-printer-a-look-inside-raspberry-pi-5-and-cameras-both-film-and-digital/)
2023-10-13T18:30:05Z	**Teletext in Ireland, Another Broadcasting Leftover Bites The Dust**
![](https://hackaday.com/wp-content/uploads/2023/10/aertel-featured.jpg?w=800)

Over the years we’ve reported on the passing of a few of the broadcasting technologies of yesteryear, such as analogue TV in America, or AM radio in Europe. Now it’s […read more](https://hackaday.com/2023/10/13/teletext-in-ireland-another-broadcasting-leftover-bites-the-dust/) ⌘ [Read more](https://hackaday.com/2023/10/13/teletext-in-ireland-another-broadcasting-leftover-bites-the-dust/)
2023-10-13T20:00:10Z	**This Packable Ham Radio Antenna is Made from Nothing But Tape**
![](https://hackaday.com/wp-content/uploads/2023/10/tape_antenna.png?w=800)

On today’s episode of “Will It Antenna?”, [Ben Eadie (VE6SFX)] designs and tests an antenna made entirely of tape, and spoiler alert — it works pretty well. By way of […read more](https://hackaday.com/2023/10/13/this-packable-ham-radio-antenna-is-made-from-nothing-but-tape/) ⌘ [Read more](https://hackaday.com/2023/10/13/this-packable-ham-radio-antenna-is-made-from-nothing-but-tape/)
2023-10-13T23:00:00Z	**Crabapplepad Folding Keyboard Is Actually Pretty Sweet**
![](https://hackaday.com/wp-content/uploads/2023/10/crabapple-keeb-800.jpg?w=800)

[Sergei Silnov] was quite attached to the Microsoft Natural Ergonomic 4000 keyboard, an updated version of their Natural keyboard that brought so many into the split fold. But once [Sergei] […read more](https://hackaday.com/2023/10/13/crabapplepad-folding-keyboard-is-actually-pretty-sweet/) ⌘ [Read more](https://hackaday.com/2023/10/13/crabapplepad-folding-keyboard-is-actually-pretty-sweet/)
2023-10-14T02:00:00Z	**Restoration of a Thinkpad 701C**
![](https://hackaday.com/wp-content/uploads/2023/10/701c.jpg?w=600)

This is like ASMR for Hackers: restoration specialist [Polymatt] has put together a video of his work restoring a 1995 IBM Thinkpad 701c, the famous butterfly keyboard laptop. It’s an […read more](https://hackaday.com/2023/10/13/restoration-of-a-thinkpad-701c/) ⌘ [Read more](https://hackaday.com/2023/10/13/restoration-of-a-thinkpad-701c/)
2023-10-14T05:00:42Z	**Because You Can: Linux On An Arduino Uno**
![](https://hackaday.com/wp-content/uploads/2023/10/arduino-linux-featured-1.jpg?w=800)

There are a few “Will it run” tropes when it comes to microcontrollers, one for example is “Will it run Doom?“, while another is “Will it run Linux?”. In one […read more](https://hackaday.com/2023/10/13/because-you-can-linux-on-an-arduino-uno/) ⌘ [Read more](https://hackaday.com/2023/10/13/because-you-can-linux-on-an-arduino-uno/)
2023-10-14T08:00:28Z	**This 3D Printable Soldering Air Filter Really Sucks**
![](https://hackaday.com/wp-content/uploads/2023/10/air-filter-800.jpg?w=704)

If you solder (and we know you do), you absolutely need ventilation, even for that lead-free stuff. Fortunately, [tinyboatproductions] has gotten into air quality lately and is here to help […read more](https://hackaday.com/2023/10/14/this-3d-printable-soldering-air-filter-really-sucks/) ⌘ [Read more](https://hackaday.com/2023/10/14/this-3d-printable-soldering-air-filter-really-sucks/)
2023-10-14T11:00:11Z	**Making a Concrete Sign**
![](https://hackaday.com/wp-content/uploads/2023/10/cast-sign-featured.jpg?w=800)

While paging through the feed a few days ago our attention was caught by something a little away from the ordinary in Hackaday terms, a DIY video about creating cast […read more](https://hackaday.com/2023/10/14/making-a-concrete-sign/) ⌘ [Read more](https://hackaday.com/2023/10/14/making-a-concrete-sign/)
2023-10-14T14:00:29Z	**Close to the Metal**
![](https://hackaday.com/wp-content/uploads/2019/02/westerndigitalriscv.jpg?w=800)

Firmware is caught between hardware and software. What do I mean? Microcontroller designers compete on how many interesting and useful hardware peripherals they can add to the chips, and they […read more](https://hackaday.com/2023/10/14/close-to-the-metal/) ⌘ [Read more](https://hackaday.com/2023/10/14/close-to-the-metal/)
2023-10-14T17:00:00Z	**Lessons Learned: Plastic Injection Molding for Products**
![](https://hackaday.com/wp-content/uploads/2023/10/injection-molding-flow.gif?w=600)

Injection molding is one of the technologies that makes the world go round. But what does it actually look like to go through the whole process to get a part […read more](https://hackaday.com/2023/10/14/lessons-learned-plastic-injection-molding-for-products/) ⌘ [Read more](https://hackaday.com/2023/10/14/lessons-learned-plastic-injection-molding-for-products/)
2023-10-14T20:00:39Z	**2023 Halloween Hackfest: Candy Basket Sees You Coming**
![](https://hackaday.com/wp-content/uploads/2023/10/candy-basket-800.jpeg?w=800)

On Halloween, some people can’t or don’t want to open the door for various reasons. Maybe they have a cat that likes to escape every chance it gets, or maybe […read more](https://hackaday.com/2023/10/14/2023-halloween-hackfest-candy-basket-sees-you-coming/) ⌘ [Read more](https://hackaday.com/2023/10/14/2023-halloween-hackfest-candy-basket-sees-you-coming/)
2023-10-14T23:00:00Z	**PCB Repair is a Sticky Proposition**
![](https://hackaday.com/wp-content/uploads/2023/10/pcb.png?w=800)

What do you do when a PCB is cracked or even broken in two? [MH987] has a plan: superglue the board back and then bridge the traces with solder, solder […read more](https://hackaday.com/2023/10/14/pcb-repair-is-a-sticky-proposition/) ⌘ [Read more](https://hackaday.com/2023/10/14/pcb-repair-is-a-sticky-proposition/)
2023-10-15T02:00:00Z	**AI-Powered Snore Detector Shakes the Pillow So You Won’t**
![](https://hackaday.com/wp-content/uploads/2023/10/snore_detector.jpeg?w=800)

If you snore, you’ll probably find out about it from someone. An elbow to the ribs courtesy of your sleepless bedmate, the kids making fun of you at breakfast, or […read more](https://hackaday.com/2023/10/14/ai-powered-snore-detector-shakes-the-pillow-so-you-dont-have-to/) ⌘ [Read more](https://hackaday.com/2023/10/14/ai-powered-snore-detector-shakes-the-pillow-so-you-dont-have-to/)
2023-10-15T05:00:00Z	**Compact, Gesture-Based Remote Control over Bluetooth**
![](https://hackaday.com/wp-content/uploads/2023/10/Gesture-Recognition-Solution-for-Presentations-or-Device-Remote-Control-0-53-screenshot.png?w=800)

[AlexMiller11] shared a project for a DIY gesture-sensing remote control that acts like a Bluetooth keyboard, capable of controlling media and presentations on a computer with a high degree of […read more](https://hackaday.com/2023/10/14/compact-gesture-based-remote-control-over-blu ... ⌘ [Read more](https://hackaday.com/2023/10/14/compact-gesture-based-remote-control-over-bluetooth/)
2023-10-15T08:00:33Z	**Keeping Badgers At Bay With Tensorflow**
![](https://hackaday.com/wp-content/uploads/2023/10/furbinator_featured.png?w=800)

Human-animal conflict is always a contentious issue, and finding ways to prevent damage without causing harm to the animals often requires creative solutions. [James Milward] needed a humane method to […read more](https://hackaday.com/2023/10/15/keeping-badgers-at-bay-with-tensorflow/) ⌘ [Read more](https://hackaday.com/2023/10/15/keeping-badgers-at-bay-with-tensorflow/)
2023-10-15T11:00:38Z	**Burnt Resistor Sleuthing**
![](https://hackaday.com/wp-content/uploads/2023/10/resist.png?w=800)

You smell smoke and the piece of gear you are working on stops working, probably at an inopportune time. You open it up and immediately see the burned remains of […read more](https://hackaday.com/2023/10/15/burnt-resistor-sleuthing/) ⌘ [Read more](https://hackaday.com/2023/10/15/burnt-resistor-sleuthing/)
2023-10-15T14:00:30Z	**Stretching the Flight Time on a Compressed Air Plane**
![](https://hackaday.com/wp-content/uploads/2023/10/vlcsnap-2023-10-14-14h34m51s374.png?w=800)

[Tom Stanton] has been experimenting with compressed air motors on model aircraft for a good few years, but keeping them aloft (and intact) for more than a few seconds has […read more](https://hackaday.com/2023/10/15/stretching-the-flight-time-on-a-compressed-air-plane/) ⌘ [Read more](https://hackaday.com/2023/10/15/stretching-the-flight-time-on-a-compressed-air-plane/)
2023-10-15T17:00:57Z	**LabVIEW Abandons Mac After Four Decades**
![](https://hackaday.com/wp-content/uploads/2023/10/LabVIEW_Logo.jpg?w=519)

When National Instruments (NI) released LabVIEW in 1986 it only targeted the Macintosh, with ports to other platforms coming later on in the 1990s. Now, NI has announced that with […read more](https://hackaday.com/2023/10/15/labview-abandons-mac-after-four-decades/) ⌘ [Read more](https://hackaday.com/2023/10/15/labview-abandons-mac-after-four-decades/)
2023-10-15T20:00:24Z	**Memorialize Your Favorite Chips in Slate**
![](https://hackaday.com/wp-content/uploads/2023/10/slatechips_feat.jpg?w=800)

There’s no point in denying it — if you’re a regular reader of Hackaday, you’ve almost certainly got a favorite chip. Some in the audience yearn for the simpler days […read more](https://hackaday.com/2023/10/15/memorialize-your-favorite-chips-in-slate/) ⌘ [Read more](https://hackaday.com/2023/10/15/memorialize-your-favorite-chips-in-slate/)
2023-10-15T23:00:10Z	**Hackaday Links: October 15, 2023**
![Hackaday Links Column Banner](https://hackaday.com/wp-content/uploads/2014/11/had-links-banner.jpg?w=800)

Want to get a chatbot to do your bidding, even when it’s programmed not to? It’s easy — all you have to do is learn to speak Zulu or Scots […read more](https://hackaday.com/2023/10/15/hackaday-links-october-15-2023/) ⌘ [Read more](https://hackaday.com/2023/10/15/hackaday-links-october-15-2023/)
2023-10-16T02:00:44Z	**Can A $3200 Kit Convert Your Car To Electric Power?**
![](https://hackaday.com/wp-content/uploads/2023/10/ev-conversion-featured.jpg?w=800)

Whether hardcore petrolheads like it or not, we appear to be living through the final years of the internal combustion engine. In many countries there are legislative timetables in place […read more](https://hackaday.com/2023/10/15/can-a-3200-kit-convert-your-car-to-electric-power/) ⌘ [Read more](https://hackaday.com/2023/10/15/can-a-3200-kit-convert-your-car-to-electric-power/)
2023-10-16T05:00:41Z	**Re-imagining the Water Supply**
![](https://hackaday.com/wp-content/uploads/2023/10/rainwater-main.png?w=800)

Getting freshwater supplied across cities and towns in a reliable and safe way is no simple task. Not only is a natural freshwater reservoir or other supply needed, but making […read more](https://hackaday.com/2023/10/15/re-imagining-the-water-supply/) ⌘ [Read more](https://hackaday.com/2023/10/15/re-imagining-the-water-supply/)
2023-10-16T08:00:47Z	**Even 3D Printers Are Taking Selfies Now**
![A workbench with a 3D printer, a home-made frame of metal tubing and 3D printed brackets and phone holders. 3 iOS devices and 1 Android phone arranged around the printer with a clock and 3 different camera angles around the print bed](https://hackaday.com/wp-content/uploads/2023/10/MattAtJemRise-3DprinterSelfies-featured.png?w=800)

We love watching 3D prints magically grow, through the power of timelapse videos. These are easier to make than ever, due i ... ⌘ [Read more](https://hackaday.com/2023/10/16/even-3d-printers-are-taking-selfies-now/)
2023-10-16T11:00:00Z	**[Ken] Looks at the 386**
![](https://hackaday.com/wp-content/uploads/2023/10/i386.png?w=800)

The 80386 was — arguably — Intel’s first modern CPU. The 8086 was commercially successful, but the paged memory model was stifling. The 80286 also had a protected mode, which […read more](https://hackaday.com/2023/10/16/ken-looks-at-the-386/) ⌘ [Read more](https://hackaday.com/2023/10/16/ken-looks-at-the-386/)
2023-10-16T14:00:37Z	**Why The RP1 Is The Most Important Product Raspberry Pi Have Ever Made**
![](https://hackaday.com/wp-content/uploads/2023/10/rp1-featured.jpg?w=800)

We’ve had about a week to digest the pending arrival of the Raspberry Pi 5, and it’s safe to say that the new board from Cambridge has produced quite some […read more](https://hackaday.com/2023/10/16/why-the-rp1-is-the-most-important-product-raspberry-pi-have-ever-made/) ⌘ [Read more](https://hackaday.com/2023/10/16/why-the-rp1-is-the-most-important-product-raspberry-pi-have-ever-made/)
2023-10-16T15:30:02Z	**Debug Your Senile Computers With The ROMulator**
![A 6502-based single-board computer with a ROMulator attached](https://hackaday.com/wp-content/uploads/2023/10/romulator.jpg?w=800)

Some of you may have heard of the ROMulator, a device that can emulate RAM and ROM on 6502-based computers. But how does it work? How do you use it? […read more](https://hackaday.com/2023/10/16/debug-your-senile-computers-with-the-romulator/) ⌘ [Read more](https://hackaday.com/2023/10/16/debug-your-senile-computers-with-the-romulator/)
2023-10-16T16:00:26Z	**Satellite Hunting Hack Chat**
![](https://hackaday.com/wp-content/uploads/2023/09/satellite_hunting.jpeg?w=800)

Rescheduled — note new date! Join us on Wednesday, October 18 at noon Pacific for the Satellite Hunting Hack Chat with Scott Tilley! From the very first beeps of Sputnik, […read more](https://hackaday.com/2023/10/16/satellite-hunting-hack-chat-2/) ⌘ [Read more](https://hackaday.com/2023/10/16/satellite-hunting-hack-chat-2/)
2023-10-16T17:00:33Z	**Keebin’ with Kristina: the One With the Tile-Based Macropad**
![Illustrated Kristina with an IBM Model M keyboard floating between her hands.](https://hackaday.com/wp-content/uploads/2021/07/Keebin.jpg?w=800)

Prolific Hackaday.io member [Michael Gardi] has hit upon the biggest problem with making reprogrammable macro pads — the legend situation. What do you do when the whole point is that […read more](https://hackaday.com/2023/10/16/keebin-with-kristina-the-one-with-the-tile-bas ... ⌘ [Read more](https://hackaday.com/2023/10/16/keebin-with-kristina-the-one-with-the-tile-based-macropad/)
2023-10-16T18:30:23Z	**2023 Halloween Hackfest: A Spooky Muscle-Brain Interface**
![](https://hackaday.com/wp-content/uploads/2023/10/interface-800.jpg?w=800)

What could be better than a Halloween decoration? Something more perennial, or even something that could also be found in a classroom or lab. Something like [Markus Bindhammer]’s spooky muscle-brain […read more](https://hackaday.com/2023/10/16/2023-halloween-hackfest-a-spooky-muscle-brain-interface/) ⌘ [Read more](https://hackaday.com/2023/10/16/2023-halloween-hackfest-a-spooky-muscle-brain-interface/)
2023-10-16T20:00:21Z	**Bone-Shaking Haunted Mirror Uses Stable Diffusion**
![](https://hackaday.com/wp-content/uploads/2023/10/spookifying-mirror-800.gif?w=552)

We once thought that the best houses on Halloween were the ones that gave out full-size candy bars. While that’s still true, these days we’d rather see a cool display […read more](https://hackaday.com/2023/10/16/bone-shaking-haunted-mirror-uses-stable-diffusion/) ⌘ [Read more](https://hackaday.com/2023/10/16/bone-shaking-haunted-mirror-uses-stable-diffusion/)
2023-10-16T23:00:36Z	**Low-Cost Electret Microphone Preamplifiers**
![](https://hackaday.com/wp-content/uploads/2023/10/mic-preamp-featured.jpg?w=800)

Before the invention of microelectromechanical system (MEMS) microphones, almost all microphones in cell phones and other electronics were a type of condenser microphone called the electret microphone. The fact that […read more](https://hackaday.com/2023/10/16/low-cost-electret-microphone-preamplifiers/) ⌘ [Read more](https://hackaday.com/2023/10/16/low-cost-electret-microphone-preamplifiers/)
2023-10-17T02:00:11Z	**Vintage Computer Festival Southern California**
![](https://hackaday.com/wp-content/uploads/2023/10/vcf-socal-full-logo_1-j.jpg?w=800)

The Vintage Computer Festival is coming to sunny Southern California in February 2024. That’s right, bring your Commodores, your Tandys,  your PDP-11s, and Altairs. The world of retrocomputing will be […read more](https://hackaday.com/2023/10/16/vintage-computer-festival-southern-california/) ⌘ [Read more](https://hackaday.com/2023/10/16/vintage-computer-festival-southern-california/)
2023-10-17T05:00:30Z	**A Look At a 1960s Tube-Based Magnavox Concert Grand Console Stereo**
![](https://hackaday.com/wp-content/uploads/2023/10/magnavox_stereo_console_concert_grand.jpg?w=800)

Back in presumably the early 1960s, [David]’s grandfather bought a console stereo featuring a record player, AM/FM radio and a rather astounding stereo speaker system that would be more than […read more](https://hackaday.com/2023/10/16/a-look-at-a-1960s-tube-based-magnavox-concert-grand-console-stereo/) ⌘ [Read more](https://hackaday.com/2023/10/16/a-look-at-a-1960s-tube-based-magnavox-concert-grand-console-stereo/)
2023-10-17T08:00:51Z	**Solar Camera Built From Raspberry Pi**
![](https://hackaday.com/wp-content/uploads/2023/10/solar-camera.jpg?w=600)

Ever since an impromptu build completed during a two-week COVID-19 quarantine back in 2020, [Will Whang] has been steadily improving his Raspberry Pi solar photography setup. It integrates a lot […read more](https://hackaday.com/2023/10/17/solar-camera-built-from-raspberry-pi/) ⌘ [Read more](https://hackaday.com/2023/10/17/solar-camera-built-from-raspberry-pi/)
2023-10-17T11:00:21Z	**The Clock, Another Way to Modify the Sound of a Synth Chip**
![](https://hackaday.com/wp-content/uploads/2023/10/saa1099-featured.jpg?w=800)

The Philips SAA1099 is perhaps one of the lesser-known among the crop of 1980s-era 8-bit sound generator chips, but with three stereo voices onboard it makes a capable instrument for […read more](https://hackaday.com/2023/10/17/the-clock-another-way-to-modify-the-sound-of-a-synth-chip/) ⌘ [Read more](https://hackaday.com/2023/10/17/the-clock-another-way-to-modify-the-sound-of-a-synth-chip/)
2023-10-17T14:00:41Z	**The Pros and Cons of Hydrofoils**
![](https://hackaday.com/wp-content/uploads/2023/10/TurboJet_hydrofoil_Cacilhas_in_Hong_Kong_harbor.jpg?w=800)

Hydrofoils have fascinated naval architects and marine designers for years. Fitted with underwater wings, these designs traverse the waters at great speed with a minimum of drag. As with many […read more](https://hackaday.com/2023/10/17/the-pros-and-cons-of-hydrofoils/) ⌘ [Read more](https://hackaday.com/2023/10/17/the-pros-and-cons-of-hydrofoils/)
2023-10-17T15:30:58Z	**Silicon Photolithography the PCB Way**
![](https://hackaday.com/wp-content/uploads/2023/10/photolithography.png?w=800)

[ProjectsInFlight] has been doing some fantastic work documenting his DIY semiconductor fab lately. Next up: exploring down-and-dirty photolithography methods. If you’ve been following along with this series — and why […read more](https://hackaday.com/2023/10/17/silicon-photolithography-the-pcb-way/) ⌘ [Read more](https://hackaday.com/2023/10/17/silicon-photolithography-the-pcb-way/)
2023-10-17T17:01:19Z	**Linux Fu: Deep Git Rebasing**
![](https://hackaday.com/wp-content/uploads/2020/05/LinuxFu.jpg?w=800)

If you spend much time helping people with word processor programs, you’ll find that many people don’t really use much of the product. They type, change fonts, save, and print. […read more](https://hackaday.com/2023/10/17/linux-fu-deep-git-rebasing/) ⌘ [Read more](https://hackaday.com/2023/10/17/linux-fu-deep-git-rebasing/)
2023-10-17T18:30:20Z	**Can an 8-Bit Light Gun Work on a Modern TV?**
![](https://hackaday.com/wp-content/uploads/2023/10/light-gun-featured.jpg?w=800)

It’s an accepted part of retro gaming lore, that 8-bit consoles perform best when used with an original CRT TV. One of the reason for this is usually cited as […read more](https://hackaday.com/2023/10/17/can-an-8-bit-light-gun-work-on-a-modern-tv/) ⌘ [Read more](https://hackaday.com/2023/10/17/can-an-8-bit-light-gun-work-on-a-modern-tv/)
2023-10-17T20:00:40Z	**Full Self-Driving, on a Budget**
![](https://hackaday.com/wp-content/uploads/2023/10/self-driving-arduino-featured.jpg?w=800)

Self-driving is currently the Holy Grail in the automotive world, with a number of companies racing to build general-purpose autonomous vehicles that can get from point A to point B […read more](https://hackaday.com/2023/10/17/full-self-driving-on-a-budget/) ⌘ [Read more](https://hackaday.com/2023/10/17/full-self-driving-on-a-budget/)
2023-10-17T23:00:14Z	**Ready For The Rapture: This Wind-Up Cassette Player Can Play Anywhere**
![](https://hackaday.com/wp-content/uploads/2023/10/messenger_ii_wind-up_cassette_player_demo.jpg?w=800)

As useful as electronics are, the need to have some source of power for them can be a bit of an issue, especially for small, portable devices. One of the […read more](https://hackaday.com/2023/10/17/ready-for-the-rapture-this-wind-up-cassette-player-can-play-anywhere/) ⌘ [Read more](https://hackaday.com/2023/10/17/ready-for-the-rapture-this-wind-up-cassette-player-can-play-anywhere/)
2023-10-18T02:00:19Z	**Noble Graphs: Displaying Data With Neon Like Its 1972**
![](https://hackaday.com/wp-content/uploads/2023/10/neon-bargraph-header.jpg?w=800)

In the days before every piece of equipment was an internet-connected box with an OLED display, engineers had to be a bit more creative with how they chose to communicate […read more](https://hackaday.com/2023/10/17/noble-graphs-displaying-data-with-neon-like-its-1972/) ⌘ [Read more](https://hackaday.com/2023/10/17/noble-graphs-displaying-data-with-neon-like-its-1972/)
2023-10-18T05:00:18Z	**Open Source Ear Monitoring Platform Listens To Your Ears**
![](https://hackaday.com/wp-content/uploads/2023/10/open-earable.jpg?w=600)

All sorts of exciting things happen in your ears, and now there is a good open source way to monitor them. Open Earable is a new project from a group […read more](https://hackaday.com/2023/10/17/open-source-ear-monitoring-platform-listens-to-your-ears/) ⌘ [Read more](https://hackaday.com/2023/10/17/open-source-ear-monitoring-platform-listens-to-your-ears/)
2023-10-18T08:00:43Z	**STM32 Offers Performance Gains for DIY Oscilloscope**
![](https://hackaday.com/wp-content/uploads/2023/10/oscilloscope-main.jpg?w=800)

There’s no shortage of cheap digital oscilloscopes available today from the usual online retailers, but that doesn’t mean the appeal of building your own has gone away — especially when […read more](https://hackaday.com/2023/10/18/stm32-offers-performance-gains-for-diy-oscilloscope/) ⌘ [Read more](https://hackaday.com/2023/10/18/stm32-offers-performance-gains-for-diy-oscilloscope/)
2023-10-18T11:00:38Z	**A Casio Game Console With a Sticker Printer? Why Didn’t We Get It!**
![](https://hackaday.com/wp-content/uploads/2023/10/casio-loopy-featured.jpg?w=800)

To work in the computer games business in the mid-1990s was to have a grandstand seat at a pivotal moment. 32-bit gaming was the order of the day and 3D […read more](https://hackaday.com/2023/10/18/a-casio-game-console-with-a-sticker-printer-why-didnt-we-get-it/) ⌘ [Read more](https://hackaday.com/2023/10/18/a-casio-game-console-with-a-sticker-printer-why-didnt-we-get-it/)
2023-10-18T15:30:31Z	**Vector Network Analyzer Demo and Teardown**
![](https://hackaday.com/wp-content/uploads/2023/10/SV6301A-Vector-Network-Analyzer-Review_Teardwon-9-49-screenshot.png?w=800)

[Kerry Wong], ever interested in trying out and tearing down electrical devices, demonstrates and examines the SV 6301a Handheld Vector Network Analyzer. He puts the machine through its paces, noting […read more](https://hackaday.com/2023/10/18/vector-network-analyzer-demo-and-teardown/) ⌘ [Read more](https://hackaday.com/2023/10/18/vector-network-analyzer-demo-and-teardown/)
2023-10-18T17:00:45Z	**2023 Hackaday Supercon Badge: Welcome to the Vectorscope**
![](https://hackaday.com/wp-content/uploads/2023/10/DSC_0146_featured.png?w=800)

This year, the Supercon badge goes analog! (Or at least fakes it pretty convincingly.) Taking inspiration from the phosphor scopes of yesteryear, the 2023 Vectorscope badge is part analog audio […read more](https://hackaday.com/2023/10/18/2023-hackaday-supercon-badge-welcome-to-the-vectorscope/) ⌘ [Read more](https://hackaday.com/2023/10/18/2023-hackaday-supercon-badge-welcome-to-the-vectorscope/)
2023-10-18T18:30:26Z	**2023 Halloween Hackfest: A Spooky “Severance” Speaker**
![](https://hackaday.com/wp-content/uploads/2023/10/severance-speaker-800.jpg?w=800)

If you know, you know. After becoming fully engrossed in the sci-fi psycho-thriller “Severance“, [Ben Brooks] absolutely needed to have a version of the ominous speaker known as the Board. […read more](https://hackaday.com/2023/10/18/2023-halloween-hackfest-a-spooky-severance-speaker/) ⌘ [Read more](https://hackaday.com/2023/10/18/2023-halloween-hackfest-a-spooky-severance-speaker/)
2023-10-18T20:00:23Z	**Designing a PCB GPS Antenna From Scratch**
![](https://hackaday.com/wp-content/uploads/2023/10/gps_sao.jpg?w=800)

These days, when it comes to GPS devices the antenna is typically part of the package. But what better opportunity for [Pepijn] to learn how to make a GPS antenna […read more](https://hackaday.com/2023/10/18/designing-a-pcb-gps-antenna-from-scratch/) ⌘ [Read more](https://hackaday.com/2023/10/18/designing-a-pcb-gps-antenna-from-scratch/)
2023-10-18T23:00:59Z	**The Insatiable Hunger of Paper Shredder-Based Locomotion**
![](https://hackaday.com/wp-content/uploads/2023/10/Paper-Shredder-on-Wheels-0-9-screenshot.png?w=800)

We enjoy hacks that combine or alter devices, enhancing (or subverting) their purpose in the process, but [Japhy Riddle] reminds us all that sometimes it’s fun just to enjoy a spectacle. […read more](https://hackaday.com/2023/10/18/the-insatiable-hunger-of-paper-shredder-based-locomotion/) ⌘ [Read more](https://hackaday.com/2023/10/18/the-insatiable-hunger-of-paper-shredder-based-locomotion/)
2023-10-19T02:00:00Z	**Daily Inspections Keep Your Spitfire In Tip-Top Shape**
![](https://hackaday.com/wp-content/uploads/2023/10/spitfire-featured.jpg?w=800)

What ho, chaps? Look, we know this is a bally nuisance and all, but those desk jockeys at HQ want us all to watch this film about daily insepction of […read more](https://hackaday.com/2023/10/18/daily-inspections-keep-your-spitfire-in-tip-top-shape/) ⌘ [Read more](https://hackaday.com/2023/10/18/daily-inspections-keep-your-spitfire-in-tip-top-shape/)
2023-10-19T05:00:50Z	**The Birdy44 Keyboard Is Something to Crow About**
![](https://hackaday.com/wp-content/uploads/2023/10/birdy44-800.png?w=800)

The funny thing about keyboard end game is that it usually involves more than one keyboard. Rare is the board that is great for both home and away. Having finished […read more](https://hackaday.com/2023/10/18/the-birdy44-keyboard-is-something-to-crow-about/) ⌘ [Read more](https://hackaday.com/2023/10/18/the-birdy44-keyboard-is-something-to-crow-about/)
2023-10-19T08:00:45Z	**Simple Circuit Keeps Process Control Loops in Tune**
![](https://hackaday.com/wp-content/uploads/2023/10/process_calibrator.jpg?w=800)

Spare a moment’s pity for the process engineer, whose job it is to keep industrial automation running no matter what. These poor souls seem to be forever on call, fielding […read more](https://hackaday.com/2023/10/19/simple-circuit-keeps-process-control-loops-in-tune/) ⌘ [Read more](https://hackaday.com/2023/10/19/simple-circuit-keeps-process-control-loops-in-tune/)
2023-10-19T11:00:08Z	**A Typewriter For The Paperless Age**
![](https://hackaday.com/wp-content/uploads/2023/10/digital-typewriter-featured.jpg?w=800)

Writing is, as any of the Hackaday crew will tell you, a task which requires concentration. For your best work there’s a need to be in that elusive Zone, and […read more](https://hackaday.com/2023/10/19/a-typewriter-for-the-paperless-age/) ⌘ [Read more](https://hackaday.com/2023/10/19/a-typewriter-for-the-paperless-age/)
2023-10-19T14:00:27Z	**You’ve Got Mail: Grilled, Scrambled, and Other Delicious Stamps**
![](https://hackaday.com/wp-content/uploads/2023/07/USPS.jpg?w=800)

Well, we’re just zipping right through this series, no? So far we’ve looked at various postal machines and how they work to flip mail around, cancel the postage, and sort […read more](https://hackaday.com/2023/10/19/youve-got-mail-grilled-scrambled-and-other-delicious-stamps/) ⌘ [Read more](https://hackaday.com/2023/10/19/youve-got-mail-grilled-scrambled-and-other-delicious-stamps/)
2023-10-19T15:30:12Z	**Reverse-Engineering the Mechanical Bendix Central Air Data Computer**
![](https://hackaday.com/wp-content/uploads/2023/10/bendix-side.jpg?w=800)

Before the era of digital electronic computers, mechanical analog computers were found everywhere. From the relative simplicity of bomb sights to the complexity of fire control computers on 1940s battleships, […read more](https://hackaday.com/2023/10/19/reverse-engineering-the-mechanical-bendix-central-air-data-computer/) ⌘ [Read more](https://hackaday.com/2023/10/19/reverse-engineering-the-mechanical-bendix-central-air-data-computer/)
2023-10-19T17:00:33Z	**2023 Hackaday Supercon: The Rest of the Talks**
![](https://hackaday.com/wp-content/uploads/2023/10/round2_announce-1.png?w=800)

The 2023 Hackaday Superconference is only two weeks away, and we’re happy to announce the second half of the slate. As always, this is a great mix of well-known Hackaday […read more](https://hackaday.com/2023/10/19/2023-hackaday-supercon-the-rest-of-the-talks/) ⌘ [Read more](https://hackaday.com/2023/10/19/2023-hackaday-supercon-the-rest-of-the-talks/)
2023-10-19T18:30:29Z	**Variable-Nozzle Ducted Fan Provides Fluid Dynamics Lessons**
![](https://hackaday.com/wp-content/uploads/2023/10/ducted-fan-main.png?w=800)

Any student new to the principles of fluid dynamics will be familiar with Bernoulli’s principle and the Venturi effect, where the speed of a liquid or gas increases when the […read more](https://hackaday.com/2023/10/19/variable-nozzle-ducted-fan-provides-fluid-dynamics-lessons/) ⌘ [Read more](https://hackaday.com/2023/10/19/variable-nozzle-ducted-fan-provides-fluid-dynamics-lessons/)
2023-10-19T20:00:24Z	**Tank Boots Are A Dangerous Way To Get Around Town**
![](https://hackaday.com/wp-content/uploads/2023/10/I-regret-inventing-Tank-Boots-0-3-screenshot-1.png?w=800)

Rollerskates are all well and good, but they’re even more fun when they’re powered. Then again, why stick with wheels, when you can have the off-road benefits of tracked propulsion? […read more](https://hackaday.com/2023/10/19/tank-boots-are-a-dangerous-way-to-get-around-town/) ⌘ [Read more](https://hackaday.com/2023/10/19/tank-boots-are-a-dangerous-way-to-get-around-town/)
2023-10-19T23:00:03Z	**Humble Arduino As PLC**
![](https://hackaday.com/wp-content/uploads/2023/10/arduino-plc-featured.jpg?w=800)

On the surface, a programmable logic controller (PLC) might seem like nothing more than a generic microcontroller, perhaps outfitted to operate in industrial settings with things like high temperatures or […read more](https://hackaday.com/2023/10/19/humble-arduino-as-plc/) ⌘ [Read more](https://hackaday.com/2023/10/19/humble-arduino-as-plc/)
2023-10-20T02:00:11Z	**New Type of Ferroelectric Memory Constructed Using α-In2Se3 Material**
![Electrically controlled behaviors of the lateral α-In2Se3 Fe-FET. a) Hysteresis loop of Id–Vd curve of the planar Fe-FET with 29 nm thick α-In2Se3. b) Band diagram of the ferroelectric switching mechanism. (Credit: Miao et al., 2023)](https://hackaday.com/wp-content/uploads/2023/10/a-in2-se3-fefet_storage_state_switching_polarisation.jpg?w=800)

The ferroelectrical properties of materials hav ... ⌘ [Read more](https://hackaday.com/2023/10/19/new-type-of-ferroelectric-memory-constructed-using-%ce%b1-in2se3-material/)
2023-10-20T05:00:40Z	**You Can Now Order a Brand-New Amiga PCB**
![](https://hackaday.com/wp-content/uploads/2023/10/Up-close-and-personal-with-Amy-Denise-6-33-screenshot-e1697694783265.png?w=800)

The Commodore 64 has been pulled apart, reverse engineered, replicated, and improved upon to no end over the last four decades or so. The Amiga 500 has had less attention, […read more](https://hackaday.com/2023/10/19/you-can-now-order-a-brand-new-amiga-pcb/) ⌘ [Read more](https://hackaday.com/2023/10/19/you-can-now-order-a-brand-new-amiga-pcb/)
2023-10-20T08:00:30Z	**Commodore Datassette Does Barbershop Quartet**
![](https://hackaday.com/wp-content/uploads/2023/10/datassettes-800.jpg?w=800)

Okay, now this is just plain fun. [Linus Åkesson] modified a Commodore Datassette player to move its “mouth” and, when quadrupled, sing a clever barbershop tune called “Sweet End of […read more](https://hackaday.com/2023/10/20/commodore-datassette-does-barbershop-quartet/) ⌘ [Read more](https://hackaday.com/2023/10/20/commodore-datassette-does-barbershop-quartet/)
2023-10-20T11:00:31Z	**Debugging A 1950s Computer Sounds Like A Pain**
![](https://hackaday.com/wp-content/uploads/2023/10/whirlwind2.jpg?w=600)

Debugging computers in the 1950s sounds like it wasn’t an easy task. That’s one of the interesting facts from this fascinating talk by [Guy Fedorkow] about the Whirlwind, one of […read more](https://hackaday.com/2023/10/20/debugging-a-1950s-computer-sounds-like-a-pain/) ⌘ [Read more](https://hackaday.com/2023/10/20/debugging-a-1950s-computer-sounds-like-a-pain/)
2023-10-20T14:00:24Z	**This Week in Security: Browser Exploits, Play Protect, and Turn ON your Firewall!**
![](https://hackaday.com/wp-content/uploads/2016/01/darkarts.jpg?w=800)

Google Chrome has done a lot of work on JavaScript performance, pushing the V8 engine to more and more impressive feats. Recently, that optimization has one more piece, the Maglev […read more](https://hackaday.com/2023/10/20/this-week-in-security-browser-exploits-play-protect-and-turn-on-your-firewall/) ⌘ [Read more](https://hackaday.com/2023/10/20/this-week-in-security-browser-exploits-play-protect-and-turn-on-your-firewall/)
2023-10-20T15:30:31Z	**An Explosive Look at Detonators**
![](https://hackaday.com/wp-content/uploads/2023/10/blast.png?w=800)

If you’ve ever watched a cartoon where something blows up, you’ve probably seen a detonator — the device with a plunger that, when you push it, some dynamite blows up […read more](https://hackaday.com/2023/10/20/an-explosive-look-at-detonators/) ⌘ [Read more](https://hackaday.com/2023/10/20/an-explosive-look-at-detonators/)
2023-10-20T16:15:02Z	**Hackaday Podcast Ep 241: Circuit Bending, Resistor Filing, the Butterfly Keyboard, and the Badge Reveal**
![](https://hackaday.com/wp-content/uploads/2016/05/microphone.jpg?w=800)

Hackaday Editors Elliot Williams and Tom Nardi meet up virtually to talk about the week’s top stories and hacks, such as the fine art of resistor trimming and lessons learned […read more](https://hackaday.com/2023/10/20/hackaday-podcast-ep-241-circuit-bending-r ... ⌘ [Read more](https://hackaday.com/2023/10/20/hackaday-podcast-ep-241-circuit-bending-resistor-filing-the-butterfly-keyboard-and-the-badge-reveal/)
2023-10-20T17:00:08Z	**NFTs and Tulipmania: A Little Bit of History Repeating**
![](https://hackaday.com/wp-content/uploads/2023/10/12804687783_f7317eaac0_k.jpg?w=800)

We were not surprised to read that a company that tracks NFTs declared that most NFTs are now worthless. But the NFT — non-fungible token — market was huge, so […read more](https://hackaday.com/2023/10/20/nfts-and-tulipmania-a-little-bit-of-history-repeating/) ⌘ [Read more](https://hackaday.com/2023/10/20/nfts-and-tulipmania-a-little-bit-of-history-repeating/)
2023-10-20T18:30:32Z	**2023 Halloween Hackfest: Haunted Keyboard Is Free From Ghosting**
![](https://hackaday.com/wp-content/uploads/2023/10/haunted-keeb-800.jpg?w=800)

This may look like another DIY mechanical keyboard, but it’s hiding a secret. [Mx. Jack Nelson] has combined Halloween and keyboards in glorious, haunted fashion. Type a line, any line […read more](https://hackaday.com/2023/10/20/2023-halloween-hackfest-haunted-keyboard-is-free-from-ghosting/) ⌘ [Read more](https://hackaday.com/2023/10/20/2023-halloween-hackfest-haunted-keyboard-is-free-from-ghosting/)
2023-10-20T20:00:46Z	**Spinning Up a New Laundry Monitor**
![](https://hackaday.com/wp-content/uploads/2023/10/washer-monitor-800.jpeg?w=800)

For all that modern washers and dryers do, they don’t let you know when they’re finished. Or they do, but it’s only a short victory song that plays once and […read more](https://hackaday.com/2023/10/20/spinning-up-a-new-laundry-monitor/) ⌘ [Read more](https://hackaday.com/2023/10/20/spinning-up-a-new-laundry-monitor/)
2023-10-20T23:00:18Z	**Converting a Polaroid SX70 Camera To Use 600 Film**
![](https://hackaday.com/wp-content/uploads/2023/10/Untitled.jpeg?w=800)

These days, it’s possible to buy a number of different Polaroid instant cameras new off the shelf. That’s largely thanks to the retro resurgence that has buoyed interest in everything […read more](https://hackaday.com/2023/10/20/converting-a-polaroid-sx70-camera-to-use-600-film/) ⌘ [Read more](https://hackaday.com/2023/10/20/converting-a-polaroid-sx70-camera-to-use-600-film/)
2023-10-21T02:00:14Z	**Finally, An Open-Source 8088 BIOS**
![](https://hackaday.com/wp-content/uploads/2023/10/Micro_8088_Assembled_Board-1.1-e1697697095576.jpg?w=800)

The Intel 8088 is an interesting chip, being a variant of the more well-known 8086. Given the latter went on to lend its designation to one of the world’s favorite […read more](https://hackaday.com/2023/10/20/finally-an-open-source-8088-bios/) ⌘ [Read more](https://hackaday.com/2023/10/20/finally-an-open-source-8088-bios/)
2023-10-21T05:00:00Z	**Pocket Calculator isn’t a Brain or Magic**
![](https://hackaday.com/wp-content/uploads/2023/10/calc.png?w=800)

If you predate the pocket calculator, you may remember slide rules. But slide rules take a a little skill to use. There was a market for other devices that were […read more](https://hackaday.com/2023/10/20/pocket-calculator-isnt-a-brain-or-magic/) ⌘ [Read more](https://hackaday.com/2023/10/20/pocket-calculator-isnt-a-brain-or-magic/)
2023-10-21T08:00:52Z	**Junk Bin Cyberdish Turns You Into the Satellite Tracker**
![](https://hackaday.com/wp-content/uploads/2023/10/cyberdish.png?w=800)

The good thing about listening in on satellites is that they tend to beam down all kinds of juicy information from their lofty perches. The bad thing about satellites is […read more](https://hackaday.com/2023/10/21/junk-bin-cyberdish-turns-you-into-the-satellite-tracker/) ⌘ [Read more](https://hackaday.com/2023/10/21/junk-bin-cyberdish-turns-you-into-the-satellite-tracker/)
2023-10-21T11:00:55Z	**CPU Cooler in a Printer’s Hot End**
![](https://hackaday.com/wp-content/uploads/2023/10/ext.png?w=800)

[Proper Printing] often does unusual 3D printer mods. This time, he’s taking a CPU cooler made for a Raspberry Pi with some heat pipes and converting it into a 3D […read more](https://hackaday.com/2023/10/21/cpu-cooler-in-a-printers-hot-end/) ⌘ [Read more](https://hackaday.com/2023/10/21/cpu-cooler-in-a-printers-hot-end/)
2023-10-21T14:00:40Z	**The Eternal Dilemma**
![](https://hackaday.com/wp-content/uploads/2015/10/superconferenceposter-featured.png?w=800)

It’s two weeks until Supercon! We can almost smell the solder from here. If you’re coming, and especially if it’s your first time, you’re soon to be faced with the […read more](https://hackaday.com/2023/10/21/the-eternal-dilemma/) ⌘ [Read more](https://hackaday.com/2023/10/21/the-eternal-dilemma/)
2023-10-21T17:00:05Z	**Arduino-Controlled Coil Winder**
![](https://hackaday.com/wp-content/uploads/2023/10/Arduino-Controlled-Coil-Winder-V2-7-31-screenshot.png?w=800)

Coil winders are a popular project because doing the deed manually can be an incredibly tedious and time consuming task. After building one such rig, [Pisces Printing] wanted to find […read more](https://hackaday.com/2023/10/21/arduino-controlled-coil-winder/) ⌘ [Read more](https://hackaday.com/2023/10/21/arduino-controlled-coil-winder/)
2023-10-21T20:00:00Z	**Building a Robot Bartender for Amazon**
![](https://hackaday.com/wp-content/uploads/2023/10/My-First-YouTube-Video-Changed-Everything-_-Making-Version-2-13-48-screenshot-1.png?w=800)

[Audax] built an unassuming side table with a party trick. It could retract a glass inside and fill it up with bourbon. The nifty device gained plenty of positive attention […read more](https://hackaday.com/2023/10/21/building-a-robot-bartender-for-amazon/) ⌘ [Read more](https://hackaday.com/2023/10/21/building-a-robot-bartender-for-amazon/)
2023-10-21T23:00:00Z	**PC Case Makes Portable Power Supply**
![](https://hackaday.com/wp-content/uploads/2023/10/power.png?w=800)

Recently, we’ve seen a lot of semi-portable power stations. These have some big rechargeable battery and various connection options. [Dereksgc] wanted to make his own and decided the perfect housing […read more](https://hackaday.com/2023/10/21/pc-case-makes-portable-power-supply/) ⌘ [Read more](https://hackaday.com/2023/10/21/pc-case-makes-portable-power-supply/)
2023-10-22T02:00:00Z	**Bluetooth Device Visualizer Reveals Devices In Vicinity**
![](https://hackaday.com/wp-content/uploads/2023/10/4356081697168303353-e1697699184382.jpeg?w=800)

Have you ever wondered how many Bluetooth devices are floating around you? You could use one of those creepy retail store Bluetooth tracking systems, or set your smartphone to scan. […read more](https://hackaday.com/2023/10/21/bluetooth-device-visualizer-reveals-devices-in-vicinity/) ⌘ [Read more](https://hackaday.com/2023/10/21/bluetooth-device-visualizer-reveals-devices-in-vicinity/)
2023-10-22T05:00:00Z	**Atomic Antenna uses Lasers**
![](https://hackaday.com/wp-content/uploads/2023/10/laser.png?w=800)

If you think about it, an antenna is nothing more than a radio frequency energy sensor, or — more precisely — a transducer. So, it shouldn’t be a surprise that […read more](https://hackaday.com/2023/10/21/atomic-antenna-uses-lasers/) ⌘ [Read more](https://hackaday.com/2023/10/21/atomic-antenna-uses-lasers/)
2023-10-22T08:00:00Z	**Stage Lighting Hack Keeps La Bohème from Becoming a Dumpster Fire**
![](https://hackaday.com/wp-content/uploads/2023/10/opera_garbage_can.jpg?w=800)

With all due respect to the Utah Opera’s production of La bohème, we just couldn’t resist poking a little fun at master electrician [David Smith]’s quick lighting hack for the […read more](https://hackaday.com/2023/10/22/stage-lighting-hack-keeps-la-boheme-from-becoming-a-dumpster-fire/) ⌘ [Read more](https://hackaday.com/2023/10/22/stage-lighting-hack-keeps-la-boheme-from-becoming-a-dumpster-fire/)
2023-10-22T11:00:00Z	**Custom Fume Hood for Safe Electroless Plating**
![](https://hackaday.com/wp-content/uploads/2023/10/fume-main.jpg?w=800)

There are plenty of chemical processes that happen commonly around the house that, if we’re really following safety protocols to the letter, should be done in a fume hood. Most […read more](https://hackaday.com/2023/10/22/custom-fume-hood-for-safe-electroless-plating/) ⌘ [Read more](https://hackaday.com/2023/10/22/custom-fume-hood-for-safe-electroless-plating/)
2023-10-22T14:00:00Z	**NASA JPL’s Voyager Team Is Patching Up Both Voyagers’ Firmware**
![](https://hackaday.com/wp-content/uploads/2022/05/voyager_feat.jpg?w=800)

It’s not every day that you get to update the firmware on a device that was produced in the 1970s, and rarely is said device well beyond the boundaries of […read more](https://hackaday.com/2023/10/22/nasa-jpls-voyager-team-is-patching-up-both-voyagers-firmware/) ⌘ [Read more](https://hackaday.com/2023/10/22/nasa-jpls-voyager-team-is-patching-up-both-voyagers-firmware/)
2023-10-22T17:00:00Z	**Adobe Scientist Cuts A Dash With LCD Shifting Dress**
![](https://hackaday.com/wp-content/uploads/2023/10/adobe-dress1.gif?w=600)

Adobe research scientist [Christine Dierk] showed off an interesting new project at the Adobe Max conference: Project Primrose, a dress covered with a series of liquid crystal panels that could […read more](https://hackaday.com/2023/10/22/adobe-scientist-cuts-a-dash-with-lcd-shifting-dress/) ⌘ [Read more](https://hackaday.com/2023/10/22/adobe-scientist-cuts-a-dash-with-lcd-shifting-dress/)
2023-10-22T20:00:00Z	**Antique Motherboard Speaks**
![](https://hackaday.com/wp-content/uploads/2023/10/bios.png?w=800)

[Bits und Bolts] has been restoring an old PC motherboard with the infamous bad electrolytic capacitors. The video of his exploits was interesting enough, but pretty standard stuff. What we […read more](https://hackaday.com/2023/10/22/antique-motherboard-speaks/) ⌘ [Read more](https://hackaday.com/2023/10/22/antique-motherboard-speaks/)
2023-10-22T23:00:37Z	**Hackaday Links: October 22, 2023**
![Hackaday Links Column Banner](https://hackaday.com/wp-content/uploads/2014/11/had-links-banner.jpg?w=800)

The second of three major solar eclipses in a mere six-year period swept across the United States last week. We managed to catch the first one back in 2017, and […read more](https://hackaday.com/2023/10/22/hackaday-links-october-22-2023/) ⌘ [Read more](https://hackaday.com/2023/10/22/hackaday-links-october-22-2023/)
2023-10-23T02:00:00Z	**Math Book Gets Real with Complex**
![](https://hackaday.com/wp-content/uploads/2023/10/math.png?w=800)

The [Math Sorcerer] loves books. His latest acquisition is the famous Real and Complex Analysis, which is a very stout math book.  How stout? Well, there are several chapters on […read more](https://hackaday.com/2023/10/22/math-book-gets-real-with-complex/) ⌘ [Read more](https://hackaday.com/2023/10/22/math-book-gets-real-with-complex/)
2023-10-23T05:00:00Z	**3D Printing On A Spinning Rod**
![](https://hackaday.com/wp-content/uploads/2023/10/axial-3d-printing.png?w=800)

FDM 3D printing traditionally operates on a layer-by-layer basis, using a flat bed to construct parts. However, [Humphrey Wittingtonsworth IV] demonstrates in his video how this process can be significantly […read more](https://hackaday.com/2023/10/22/3d-printing-on-a-spinning-rod/) ⌘ [Read more](https://hackaday.com/2023/10/22/3d-printing-on-a-spinning-rod/)
2023-10-23T08:00:00Z	**Framework Motherboard Turned Cyberdeck**
![](https://hackaday.com/wp-content/uploads/2023/10/framework_cyberdeck.png?w=800)

The beauty of a modular ecosystem lies in how it allows individuals to repurpose components in unconventional ways. This is precisely what [Ben Makes Everything] has achieved by using a […read more](https://hackaday.com/2023/10/23/framework-motherboard-turned-cyberdeck/) ⌘ [Read more](https://hackaday.com/2023/10/23/framework-motherboard-turned-cyberdeck/)
2023-10-23T11:00:00Z	**Is That a Record Player in Your Pocket or…**
![](https://hackaday.com/wp-content/uploads/2023/10/miki.png?w=800)

If aliens visited the Earth, they might find our obsession with music hard to fathom. We have music in our homes, our cars, and our elevators. Musical performances draw huge […read more](https://hackaday.com/2023/10/23/is-that-a-record-player-in-your-pocket-or/) ⌘ [Read more](https://hackaday.com/2023/10/23/is-that-a-record-player-in-your-pocket-or/)
2023-10-23T14:00:16Z	**When Is Damascus Steel Not From Damascus?**
![](https://hackaday.com/wp-content/uploads/2023/10/damascus-steel-featured.jpg?w=800)

If you grow up around a working blacksmith’s forge, there are a few subjects related to metalwork on which you’ll occasionally have a heated discussion. Probably the best known is […read more](https://hackaday.com/2023/10/23/when-is-damascus-steel-not-from-damascus/) ⌘ [Read more](https://hackaday.com/2023/10/23/when-is-damascus-steel-not-from-damascus/)
2023-10-23T15:30:00Z	**Arudwatch Design Study Is Compelling Concept for DIY Smartwatch**
![](https://hackaday.com/wp-content/uploads/2023/10/5-Arduwatch-Naturals-Line-e1697698629370.jpeg?w=800)

Smartwatches are a battleground these days, with smartphone manufacturers vying to have the prettiest, sleekest, and longest-lasting device on the market. Meanwhile, DIY efforts continue to improve in sophistication as […read more](https://hackaday.com/2023/10/23/arudwatch-design-study-is-compelling-conce ... ⌘ [Read more](https://hackaday.com/2023/10/23/arudwatch-design-study-is-compelling-concept-for-diy-smartwatch/)
2023-10-23T17:00:49Z	**Retrotechtacular: The $175,000 Laser Printer**
![](https://hackaday.com/wp-content/uploads/2023/10/laser-3.png?w=800)

Laser printers today are cheap and readily available. But in 1976, they were the height of printing technology. The IBM 3800 was the $175,000 printer to have in that year. […read more](https://hackaday.com/2023/10/23/retrotechtacular-the-175000-laser-printer/) ⌘ [Read more](https://hackaday.com/2023/10/23/retrotechtacular-the-175000-laser-printer/)
2023-10-23T18:30:00Z	**KaboomBox is a Firecracker of a Music Player**
![](https://hackaday.com/wp-content/uploads/2023/10/kaboombox-800.jpg?w=800)

Ka-chunk. Let’s face it, 8-tracks were not that great. But the players, that’s another story. The Panasonic RQ-830S, aka the dynamite or TNT player is just one of many lovely […read more](https://hackaday.com/2023/10/23/kaboombox-is-a-firecracker-of-a-music-player/) ⌘ [Read more](https://hackaday.com/2023/10/23/kaboombox-is-a-firecracker-of-a-music-player/)
2023-10-23T20:00:56Z	**Using LEDs To Determine a Video Camera’s True Framerate**
![](https://hackaday.com/wp-content/uploads/2023/10/camera_framerate_test_with_leds.jpg?w=800)

Interpolation and digital cropping are two techniques which are commonly used by marketing folk to embellish the true specifications of a device. Using digital cropping a fictitious zoom level can […read more](https://hackaday.com/2023/10/23/using-leds-to-determine-a-video-cameras-true-framerate/) ⌘ [Read more](https://hackaday.com/2023/10/23/using-leds-to-determine-a-video-cameras-true-framerate/)
2023-10-23T23:00:14Z	**DIY Shredder Creates Insulation**
![](https://hackaday.com/wp-content/uploads/2023/10/insulation-main.png?w=800)

Plenty of us have experience with paper shredders, but there are all kinds of machines designed to completely destroy other materials as well, from metal and plastic, to entire cars. […read more](https://hackaday.com/2023/10/23/diy-shredder-creates-insulation/) ⌘ [Read more](https://hackaday.com/2023/10/23/diy-shredder-creates-insulation/)
2023-10-24T02:00:26Z	**The iMac GPU Becomes Upgradeable, With PCIe**
![](https://hackaday.com/wp-content/uploads/2023/10/upgrade-imac-featured.jpg?w=800)

Over its long lifetime, the Apple iMac all-in-one computer has morphed from the early CRT models through those odd table-lamp machines into today’s beautiful sleek affairs. They look pretty, but […read more](https://hackaday.com/2023/10/23/the-imac-gpu-becomes-upgradeable-with-pcie/) ⌘ [Read more](https://hackaday.com/2023/10/23/the-imac-gpu-becomes-upgradeable-with-pcie/)
2023-10-24T05:00:00Z	**Light Guns Aren’t Just for CRTs Anymore**
![](https://hackaday.com/wp-content/uploads/2023/10/light-gun-main.jpg?w=800)

For how much of a cultural phenomenon light gun games like Duck Hunt were, they didn’t survive the transition from CRT televisions to LCDs particularly well because of all of […read more](https://hackaday.com/2023/10/23/light-guns-arent-just-for-crts-anymore/) ⌘ [Read more](https://hackaday.com/2023/10/23/light-guns-arent-just-for-crts-anymore/)
2023-10-24T08:00:14Z	**Learning About Capacitors by Rolling Your Own Electrolytics**
![](https://hackaday.com/wp-content/uploads/2023/10/cap_rolling.png?w=800)

Ever wonder what’s inside an electrolytic capacitor? Many of us don’t, having had at least a partial glimpse inside after failure of the cap due to old age or crossed […read more](https://hackaday.com/2023/10/24/learning-about-capacitors-by-rolling-your-own-electrolytics/) ⌘ [Read more](https://hackaday.com/2023/10/24/learning-about-capacitors-by-rolling-your-own-electrolytics/)
2023-10-24T11:00:46Z	**Making Magnetic Tape From Scratch**
![](https://hackaday.com/wp-content/uploads/2023/10/home-made-tape-featured.jpg?w=800)

The use of magnetic tape and other removable magnetic media is now on the wane, leading to scarcity in some cases where manufacture has ceased. Is it possible to produce […read more](https://hackaday.com/2023/10/24/making-magnetic-tape-from-scratch/) ⌘ [Read more](https://hackaday.com/2023/10/24/making-magnetic-tape-from-scratch/)
2023-10-24T14:00:33Z	**Game Graphics: Racing The Beam**
![](https://hackaday.com/wp-content/uploads/2023/10/Graphics.jpg?w=800)

Have you ever wondered how the graphics in your favorite video games worked? This is the start of a series on game graphics, and what better place to start than […read more](https://hackaday.com/2023/10/24/game-graphics-racing-the-beam/) ⌘ [Read more](https://hackaday.com/2023/10/24/game-graphics-racing-the-beam/)
2023-10-24T15:30:25Z	**Using Industrial CT to Examine a $129 USB Cable**
![](https://hackaday.com/wp-content/uploads/2023/10/usb_ct_scan.png?w=800)

What in the world could possibly justify charging $129 for a USB cable? And is such a cable any better than a $10 Amazon Basics cable? To answer that question, […read more](https://hackaday.com/2023/10/24/using-industrial-ct-to-examine-a-129-usb-cable/) ⌘ [Read more](https://hackaday.com/2023/10/24/using-industrial-ct-to-examine-a-129-usb-cable/)
2023-10-24T17:00:26Z	**Linux Fu: Customizing Printf**
![](https://hackaday.com/wp-content/uploads/2020/05/LinuxFu.jpg?w=800)

When it comes to programming in C and, sometimes, C++, the printf function is a jack-of-all-trades. It does a nice job of quickly writing output, but it can also do […read more](https://hackaday.com/2023/10/24/linux-fu-customizing-printf/) ⌘ [Read more](https://hackaday.com/2023/10/24/linux-fu-customizing-printf/)
2023-10-24T18:30:32Z	**High Voltage Turns Welder into Plasma Cutter**
![](https://hackaday.com/wp-content/uploads/2023/10/plasma-main.png?w=800)

For doing basic steel welding, most of us will reach for a MIG welder. It might not be the best tool for every welding job, but it’s definitely the most […read more](https://hackaday.com/2023/10/24/high-voltage-turns-welder-into-plasma-cutter/) ⌘ [Read more](https://hackaday.com/2023/10/24/high-voltage-turns-welder-into-plasma-cutter/)
2023-10-24T20:00:16Z	**Driving an OLED Screen With A 6502 Single-Board Computer**
![](https://hackaday.com/wp-content/uploads/2023/10/Scrolling-OLED-on-a-6502-Single-Board-Computer-9-9-screenshot-1.png?w=800)

Twenty years ago, if you wanted an LCD for a project, you’d probably end up with something salvaged from a mobile phone or an HD44780 character display. These days, little […read more](https://hackaday.com/2023/10/24/driving-an-oled-screen-with-a-6502-single-board-computer/) ⌘ [Read more](https://hackaday.com/2023/10/24/driving-an-oled-screen-with-a-6502-single-board-computer/)
2023-10-24T23:00:48Z	**Flaming Skull Hood Ornament Is Not Suitable For Use In Traffic**
![](https://hackaday.com/wp-content/uploads/2023/10/Flame-Throwing-Metal-Cow-Skull-Skoolie-Hood-Ornament-0-14-screenshot.png?w=800)

It’s one thing to mount a big skull—human or animal—to the front of your car. Really, though, a good hood skull should breathe fire to truly inspire enmity or awe. […read more](https://hackaday.com/2023/10/24/flaming-skull-hood-ornament-is-not-suitable-for-use-in-traffic/) ⌘ [Read more](https://hackaday.com/2023/10/24/flaming-skull-hood-ornament-is-not-suitable-for-use-in-traffic/)
2023-10-25T02:00:30Z	**Retro Computing Coding Competition Still Open**
![](https://hackaday.com/wp-content/uploads/2023/10/octojam-ten-1.gif?w=800)

There’s still time to enter Octojam 10, a competition to write a new program for a rather old (and virtual) machine: the CHIP-8. This interpreted language on a virtual machine […read more](https://hackaday.com/2023/10/24/retro-computing-coding-competition-still-open/) ⌘ [Read more](https://hackaday.com/2023/10/24/retro-computing-coding-competition-still-open/)
2023-10-25T05:00:56Z	**HDMI For The Original Xbox**
![](https://hackaday.com/wp-content/uploads/2023/10/XboxHDMI-Pure-Digital-Video-HDMI-mod-for-the-Original-Xbox-_-MVG-5-34-screenshot.png?w=800)

The original Xbox was a console based on PC architecture that launched back in 2001. That was long before HDMI became a defacto standard for home AV systems. However, it’s […read more](https://hackaday.com/2023/10/24/hdmi-for-the-original-xbox/) ⌘ [Read more](https://hackaday.com/2023/10/24/hdmi-for-the-original-xbox/)
2023-10-25T08:00:11Z	**Make Your Own 1970s Magnetic Stripe Cards**
![](https://hackaday.com/wp-content/uploads/2023/10/sharp-card-featured.jpg?w=800)

We’re now all used to near-limitless storage on flash and other semiconductor technologies, but there was a time when persistent storage was considerably less easy to achieve. A 1970s programmable […read more](https://hackaday.com/2023/10/25/make-your-own-1970s-magnetic-stripe-cards/) ⌘ [Read more](https://hackaday.com/2023/10/25/make-your-own-1970s-magnetic-stripe-cards/)
2023-10-25T11:00:33Z	**Reverse-Engineered GBA Board Could Come In Handy**
![](https://hackaday.com/wp-content/uploads/2023/10/frontgba-e1698125930933.png?w=800)

Retro gear is beloved, both for what it can do, and what it reminds us of. Nostalgia is a powerful thing, after all. But then, so is corrosion — and […read more](https://hackaday.com/2023/10/25/reverse-engineered-gba-board-could-come-in-handy/) ⌘ [Read more](https://hackaday.com/2023/10/25/reverse-engineered-gba-board-could-come-in-handy/)
2023-10-25T14:00:33Z	**2023 Hackaday Supercon: Cory Doctorow Signs on As Keynote Speaker**
![](https://hackaday.com/wp-content/uploads/2023/10/doctorow32_feat.jpg?w=800)

As if you weren’t already excited enough about the speakers and events that will be part of this year’s Hackaday Supercon, today we can finally reveal that journalist, activist, author, […read more](https://hackaday.com/2023/10/25/2023-hackaday-supercon-cory-doctorow-signs-on-as-keynote-speaker/) ⌘ [Read more](https://hackaday.com/2023/10/25/2023-hackaday-supercon-cory-doctorow-signs-on-as-keynote-speaker/)
2023-10-25T15:30:36Z	**A Quick and Stealthy Mobile Slot Antenna from Copper Tape**
![](https://hackaday.com/wp-content/uploads/2023/10/slot_antenna.png?w=800)

[Ben Eadie (VE6SFX)] is at it again with the foil tape, and this time he’s whipped up a stealthy mobile sunroof antenna for the amateur radio operator with the on-the-go […read more](https://hackaday.com/2023/10/25/a-quick-and-stealthy-mobile-slot-antenna-from-copper-tape/) ⌘ [Read more](https://hackaday.com/2023/10/25/a-quick-and-stealthy-mobile-slot-antenna-from-copper-tape/)
2023-10-25T17:00:52Z	**Keebin’ with Kristina: the One With the Foot Keyboard**
![Illustrated Kristina with an IBM Model M keyboard floating between her hands.](https://hackaday.com/wp-content/uploads/2021/07/Keebin.jpg?w=800)

[crispernaki]’s opening comments to this VCR head scroll wheel project lament that overall technical details aren’t “complex, ground-breaking, or even exciting.” Since when does that matter? The point is that […read more](https://hackaday.com/2023/10/25/keebin-with-kristina-the-one-wit ... ⌘ [Read more](https://hackaday.com/2023/10/25/keebin-with-kristina-the-one-with-the-foot-keyboard/)
2023-10-25T18:30:15Z	**Level Your Trailer or RV With This Nifty Helper Device**
![](https://hackaday.com/wp-content/uploads/2023/10/TRLH-overall-view-1-e1698129170932.jpg?w=800)

Getting your RV or trailer parked nice and level is key to getting a good night’s sleep. Traditional methods involve bubble levels and trial and error, but [MJCulross] wanted something […read more](https://hackaday.com/2023/10/25/level-your-trailer-or-rv-with-this-nifty-helper-device/) ⌘ [Read more](https://hackaday.com/2023/10/25/level-your-trailer-or-rv-with-this-nifty-helper-device/)
2023-10-25T20:00:46Z	**A Nicer Controller For Cheap Power Supply Modules**
![](https://hackaday.com/wp-content/uploads/2023/10/114783655-54d8d700-9d7a-11eb-900d-9af7a66a8807-e1698207029540.png?w=800)

These days, you can get all kinds of cheap power supply modules off a variety of online vendors. A lot of examples from brands like Juntek and Drok often have […read more](https://hackaday.com/2023/10/25/a-nicer-controller-for-cheap-power-supply-modules/) ⌘ [Read more](https://hackaday.com/2023/10/25/a-nicer-controller-for-cheap-power-supply-modules/)
2023-10-25T23:00:36Z	**Upgraded Toy Guitar Plays Music**
![](https://hackaday.com/wp-content/uploads/2023/10/guitar-main.jpg?w=800)

Getting the finishing details on a Halloween costume completed is the key to impressing friends and strangers alike on the trick-or-treat rounds. Especially when it comes to things like props, […read more](https://hackaday.com/2023/10/25/upgraded-toy-guitar-plays-music/) ⌘ [Read more](https://hackaday.com/2023/10/25/upgraded-toy-guitar-plays-music/)
2023-10-26T02:00:29Z	**That Coin Toss Isn’t Actually 50/50**
![](https://hackaday.com/wp-content/uploads/2014/12/randomness.jpg?w=800)

A coin flip is considered by many to be the perfect 50/50 random event, even though — being an event subject to Newtonian physics — the results are in fact […read more](https://hackaday.com/2023/10/25/that-coin-toss-isnt-actually-50-50/) ⌘ [Read more](https://hackaday.com/2023/10/25/that-coin-toss-isnt-actually-50-50/)
2023-10-26T05:00:44Z	**Booting the Raspberry Pi 5 With an NVMe SSD**
![](https://hackaday.com/wp-content/uploads/2023/10/pi-5-pcie-nvme.jpg?w=800)

The Raspberry Pi has come a long way since its humble origins, adding faster processors and better interfaces with each new generation. Now, the Raspberry Pi 5 has a lovely […read more](https://hackaday.com/2023/10/25/booting-the-raspberry-pi-5-with-an-nvme-ssd/) ⌘ [Read more](https://hackaday.com/2023/10/25/booting-the-raspberry-pi-5-with-an-nvme-ssd/)
2023-10-26T08:00:01Z	**This Machine Has Lost Its Marbles**
![](https://hackaday.com/wp-content/uploads/2023/10/marble-clock-featured.jpg?w=800)

The astonishing variety of ways to tell the time which have appeared on these pages over the years provides a showcase of the talents and ingenuity of our community. Many […read more](https://hackaday.com/2023/10/26/this-machine-has-lost-its-marbles/) ⌘ [Read more](https://hackaday.com/2023/10/26/this-machine-has-lost-its-marbles/)
2023-10-26T11:00:13Z	**A Paper Printer For QR Code Menus**
![](https://hackaday.com/wp-content/uploads/2023/10/maxresdefault-5.jpg?w=800)

Do you miss the days of thumbing through a sticky, laminated booklet to order your food? Sick of restaurants and their frustrating electronic menus? Fear not, for [Guy Dupont] and […read more](https://hackaday.com/2023/10/26/a-paper-printer-for-qr-code-menus/) ⌘ [Read more](https://hackaday.com/2023/10/26/a-paper-printer-for-qr-code-menus/)
2023-10-26T14:00:01Z	**The Simulated Universe Thought Experiment And Information Entropy**
![](https://hackaday.com/wp-content/uploads/2023/10/Simulation.jpg?w=800)

Do we live in a simulation? This is one of those questions which has kept at least part of humanity awake at night, and which has led to a number […read more](https://hackaday.com/2023/10/26/the-simulated-universe-thought-experiment-and-information-entropy/) ⌘ [Read more](https://hackaday.com/2023/10/26/the-simulated-universe-thought-experiment-and-information-entropy/)
2023-10-26T15:30:25Z	**Simple Hack Lets Smartphone Take Resin Printer Time-Lapses**
![](https://hackaday.com/wp-content/uploads/2023/10/resin_time-lapse.jpg?w=800)

With how cheap they’re getting, everyone seems to be jumping on the resin printer bandwagon. They may not be able to fully replace your trusty old FDM printer, but for […read more](https://hackaday.com/2023/10/26/simple-hack-lets-smartphone-take-resin-printer-time-lapses/) ⌘ [Read more](https://hackaday.com/2023/10/26/simple-hack-lets-smartphone-take-resin-printer-time-lapses/)
2023-10-26T17:01:03Z	**Simple Badge is Simple, But Its Yours**
![](https://hackaday.com/wp-content/uploads/2023/10/PXL_20231020_202412670.jpg?w=800)

Making conference badges, official or unofficial, has become an art form. It can get pretty serious. #badgelife. But DEFCON-goers aren’t the only people making fancy personalized nametags. Hams often had […read more](https://hackaday.com/2023/10/26/simple-badge-is-simple-but-its-yours/) ⌘ [Read more](https://hackaday.com/2023/10/26/simple-badge-is-simple-but-its-yours/)
2023-10-26T18:30:02Z	**A Tiny Board For Driving LEDs in…Whatever**
![](https://hackaday.com/wp-content/uploads/2023/10/coreb-e1698131511709.png?w=736)

Whether you’re into chiptune or just playing Tetris on original hardware, you might like rocking a heavily-customized Game Boy. Lovely flashing LEDs can only improve the aesthetic, so if that’s […read more](https://hackaday.com/2023/10/26/a-tiny-board-for-driving-leds-in-whatever/) ⌘ [Read more](https://hackaday.com/2023/10/26/a-tiny-board-for-driving-leds-in-whatever/)
2023-10-26T20:00:49Z	**Tim’s Draw Bot Gets Around With a Pen**
![](https://hackaday.com/wp-content/uploads/2023/10/tim-bot-featured.jpg?w=800)

If you grew up playing with LOGO on an old 8-bit computer, you’re probably familiar with the concept of a drawbot. It’s a simple robot that drags a pen around […read more](https://hackaday.com/2023/10/26/tims-draw-bot-gets-around-with-a-pen/) ⌘ [Read more](https://hackaday.com/2023/10/26/tims-draw-bot-gets-around-with-a-pen/)
2023-10-26T23:00:21Z	**Interactive Chameleon Lamp Changes Color At Your Whim**
![](https://hackaday.com/wp-content/uploads/2023/10/chameleon-lamp-800.jpg?w=800)

You never forget your first diorama, especially when it’s interactive. Although admittely a bit late to celebrate Erntedankfest (Germanic Thanksgiving), [Markus Bindhammer] is ahead of the curve when it comes […read more](https://hackaday.com/2023/10/26/interactive-chameleon-lamp-changes-color-at-your-whim/) ⌘ [Read more](https://hackaday.com/2023/10/26/interactive-chameleon-lamp-changes-color-at-your-whim/)
2023-10-27T02:00:00Z	**Blatano Art Project Tracks Devices In Its Vicinity**
![](https://hackaday.com/wp-content/uploads/2023/10/IMG_20210706_212830_640-1.jpg?w=800)

Computers, surveillance systems, and online agents are perceiving us all the time these days. Most of the time, it takes place in the shadows, and we’re supposed to be unaware […read more](https://hackaday.com/2023/10/26/blatano-art-project-tracks-devices-in-its-vicinity/) ⌘ [Read more](https://hackaday.com/2023/10/26/blatano-art-project-tracks-devices-in-its-vicinity/)
2023-10-27T05:00:33Z	**Remembering The MUDdiest of Times With The MUD1 and MUD2 Online RPGs**
![](https://hackaday.com/wp-content/uploads/2023/10/british_legends_mud1_welcome.png?w=800)

Before there were massively multiplayer online role-playing games (MMORPGs) like EverQuest, the genre was called a Multi-User Dungeon (MUD), following in the trend of calling text adventures at that time […read more](https://hackaday.com/2023/10/26/remembering-the-muddiest-of-times-with-the-mud1-and-mud2-onl ... ⌘ [Read more](https://hackaday.com/2023/10/26/remembering-the-muddiest-of-times-with-the-mud1-and-mud2-online-rpgs/)
2023-10-27T08:00:16Z	**Why Game Boy IPS Screens Flicker**
![](https://hackaday.com/wp-content/uploads/2023/10/Why-Game-Boy-IPS-Kits-Flicker-gameboy-gameboycolor-gameboyadvance-nintendo-zelda-retrogaming-0-5-screenshot-e1698131893768.png?w=800)

The Nintendo Game Boy was a very popular handheld in its time, but its display technology has not aged gracefully. Ripping out the original screen and dropping in a modern […read more](https://hackaday.com/2023/10/27/why-game-boy-ips-screens-flicker/) ⌘ [Read more](https://hackaday.com/2023/10/27/why-game-boy-ips-screens-flicker/)
2023-10-27T11:00:30Z	**Retrotechtacular: Crash Testing Truck Attenuators, for Science**
![](https://hackaday.com/wp-content/uploads/2023/10/640x480-vtime9_15-take2023-10-26-16.25.42.png?w=622)

There are those among us who might bristle at something from the early 1980s qualifying for “Retrotechtacular” coverage, but it’s been more than 40 years since the California Department of […read more](https://hackaday.com/2023/10/27/retrotechtacular-crash-testing-truck-attenuators-for-science/) ⌘ [Read more](https://hackaday.com/2023/10/27/retrotechtacular-crash-testing-truck-attenuators-for-science/)
2023-10-27T14:00:56Z	**This Week in Security: 1Password, Polyglots, and Roundcube**
![](https://hackaday.com/wp-content/uploads/2016/01/darkarts.jpg?w=800)

This week we got news of a security incident at 1Password, and we’re certain we aren’t the only ones hoping it’s not a repeat of what happened at LastPass. 1Password […read more](https://hackaday.com/2023/10/27/this-week-in-security-1password-polyglots-and-roundcube/) ⌘ [Read more](https://hackaday.com/2023/10/27/this-week-in-security-1password-polyglots-and-roundcube/)
2023-10-27T15:30:24Z	**A Simple And Effective 3D Filament Splicer**
![](https://hackaday.com/wp-content/uploads/2023/10/filament-splicer-featured.jpg?w=800)

There are times in every 3D print enthusiast’s life when it would be convenient to join two pieces of filament. The problem with simply melting them together is that the […read more](https://hackaday.com/2023/10/27/a-simple-and-effective-3d-filament-splicer/) ⌘ [Read more](https://hackaday.com/2023/10/27/a-simple-and-effective-3d-filament-splicer/)
2023-10-27T16:00:02Z	**Hackaday Podcast 242: Mechanical Math, KaboomBox, and Racing the Beam**
![](https://hackaday.com/wp-content/uploads/2016/05/microphone.jpg?w=800)

This week, Editor-in-Chief Elliot Williams and Kristina Panos met up from their separate but equally pin drop-quiet offices to discuss the best hacks of the previous week. Well, we liked […read more](https://hackaday.com/2023/10/27/hackaday-podcast-242-mechanical-math-kaboombox-and-racing-the-beam/) ⌘ [Read more](https://hackaday.com/2023/10/27/hackaday-podcast-242-mechanical-math-kaboombox-and-racing-the-beam/)
2023-10-27T17:00:26Z	**The Dar es Salaam Hacker Scene and Gamut Detection**
![African man hunched over a small robot car chassis](https://hackaday.com/wp-content/uploads/2023/10/tanzaniamain.jpg?w=800)

We’re on a sort of vacation in Tanzania at the moment and staying in a modest hotel away from the tourist and government district. It’s a district of small shops […read more](https://hackaday.com/2023/10/27/the-dar-es-salaam-hacker-scene-and-gamut-detection/) ⌘ [Read more](https://hackaday.com/2023/10/27/the-dar-es-salaam-hacker-scene-and-gamut-detection/)
2023-10-27T18:30:50Z	**3D Printed Dump Truck Carries Teeny Loads**
![](https://hackaday.com/wp-content/uploads/2023/10/3D-Printed-RC-Dump-Truck-9-37-screenshot.png?w=800)

What do you do when you already have a neat little radio-controlled skid-steer loader? Well, if you’re [ProfessorBoots], you build a neat little dump truck to match! The dump truck […read more](https://hackaday.com/2023/10/27/3d-printed-dump-truck-carries-teeny-loads/) ⌘ [Read more](https://hackaday.com/2023/10/27/3d-printed-dump-truck-carries-teeny-loads/)
2023-10-27T20:00:28Z	**Mechanical Scorpion Robot Is A Cute Little Critter**
![](https://hackaday.com/wp-content/uploads/2023/10/ScorPIon-🦂-Cute-Mechanical-scorpion-0-1-screenshot-e1698204048382.png?w=800)

Plenty of robots stick to a pair of driven wheels to keep locomotion simple. If you’re bold though, or just like creepy crawlies, you might instead appreciate this cute scorpion […read more](https://hackaday.com/2023/10/27/mechanical-scorpion-robot-is-a-cute-little-critter/) ⌘ [Read more](https://hackaday.com/2023/10/27/mechanical-scorpion-robot-is-a-cute-little-critter/)
2023-10-27T23:00:26Z	**PC Fan Controller Works on Most Operating Systems**
![](https://hackaday.com/wp-content/uploads/2023/10/fan-controller-main.jpg?w=800)

For better or worse, most drivers for PC-related hardware like RGB components and fan controllers are built for Windows and aren’t generally of the highest quality. They’re often proprietary and […read more](https://hackaday.com/2023/10/27/pc-fan-controller-works-on-most-operating-systems/) ⌘ [Read more](https://hackaday.com/2023/10/27/pc-fan-controller-works-on-most-operating-systems/)
2023-10-28T02:00:43Z	**The Many Ways To Play Colossal Cave Adventure After Nearly Half a Century**
![](https://hackaday.com/wp-content/uploads/2023/10/ColossalCaveMap.jpg?w=800)

Born from a passion for caving and the wish to turn this into a digital adventure for all ages, Colossal Cave Adventure has grown from its quiet introduction in 1976 […read more](https://hackaday.com/2023/10/27/the-many-ways-to-play-colossal-cave-adventure-after-nearly-half-a-century/) ⌘ [Read more](https://hackaday.com/2023/10/27/the-many-ways-to-play-colossal-cave-adventure-after-nearly-half-a-century/)
2023-10-28T05:00:23Z	**Build An Easy Replica of HAL 9000**
![](https://hackaday.com/wp-content/uploads/2023/10/HAL-9000-with-RP2040-PropMaker-Feather-adafruit-3DPrinting-CircuitPython-1-27-screenshot-2.png?w=800)

Adafruit’s PropMaker Feather is a microcontroller board designed specifically for building props with electronic features. Thus, what better way to show it off than by building a nifty replica of […read more](https://hackaday.com/2023/10/27/build-an-easy-replica-of-hal-9000/) ⌘ [Read more](https://hackaday.com/2023/10/27/build-an-easy-replica-of-hal-9000/)
2023-10-28T08:00:05Z	**Paperless RFID Tags Are Carbon-Based**
![](https://hackaday.com/wp-content/uploads/2023/10/paper-RFID-tag-800.jpg?w=800)

RFID tags are great little pieces of technology, but unfortunately, the combination of paper, metal, and silicon means they are as bad as some modern pregnancy tests — single-use electronic […read more](https://hackaday.com/2023/10/28/paperless-rfid-tags-are-carbon-based/) ⌘ [Read more](https://hackaday.com/2023/10/28/paperless-rfid-tags-are-carbon-based/)
2023-10-28T11:00:29Z	**Plasma Cutting and 3D Printing Team Up to Make Bending Thick Sheet Steel Easier**
![](https://hackaday.com/wp-content/uploads/2023/10/bending_plasma.png?w=800)

Metalworking has always been very much a “mixed method” art. Forging, welding, milling, grinding; anything to remove metal or push it around from one place to another is fair game […read more](https://hackaday.com/2023/10/28/plasma-cutting-and-3d-printing-team-up-to-make-bending-thick-sheet-steel-eas ... ⌘ [Read more](https://hackaday.com/2023/10/28/plasma-cutting-and-3d-printing-team-up-to-make-bending-thick-sheet-steel-easier/)
2023-10-28T14:00:30Z	**Impostor Syndrome: It’s Not Your Fault!**
![](https://hackaday.com/wp-content/uploads/2016/02/community.jpg?w=800)

[Crispernaki] and I have something in common. We both saw this awesome project that made a scroll wheel out of a VHS head back in 2010, and wanted to make […read more](https://hackaday.com/2023/10/28/impostor-syndrome-its-not-your-fault/) ⌘ [Read more](https://hackaday.com/2023/10/28/impostor-syndrome-its-not-your-fault/)
2023-10-28T17:00:40Z	**Open Source Key Programmer for HiTag2 Keys**
![](https://hackaday.com/wp-content/uploads/2023/10/03_0x0-TeslaBot_03-e1698207997689.png?w=800)

Hitag transponders have been used in a wide variety of car keys as a protective measure against hot-wiring and theft. They’re also a reason why it’s a lot more expensive […read more](https://hackaday.com/2023/10/28/open-source-key-programmer-for-hitag2-keys/) ⌘ [Read more](https://hackaday.com/2023/10/28/open-source-key-programmer-for-hitag2-keys/)
2023-10-28T20:00:01Z	**Brick-Laying Machine Builds Without Mortar**
![](https://hackaday.com/wp-content/uploads/2023/10/hadrian-x-800.png?w=800)

Move over, 3D printed houses. There’s a new game in town, and it is able to use standard concrete blocks to build the walls of a house in just one […read more](https://hackaday.com/2023/10/28/brick-laying-machine-builds-without-mortar/) ⌘ [Read more](https://hackaday.com/2023/10/28/brick-laying-machine-builds-without-mortar/)
2023-10-28T23:00:06Z	**“Cheap Yellow Display” Builds Community Through Hardware**
![](https://hackaday.com/wp-content/uploads/2023/10/cyd_feat.jpg?w=800)

For the most part, Hackaday is all about hardware hacking projects. Sometimes, though, the real hack in a project isn’t building hardware, but rather building a community around the hardware. […read more](https://hackaday.com/2023/10/28/cheap-yellow-display-builds-community-through-hardware/) ⌘ [Read more](https://hackaday.com/2023/10/28/cheap-yellow-display-builds-community-through-hardware/)
2023-10-29T02:00:41Z	**EcoEDA Integrates Your Junk Bin into Your Designs**
![](https://hackaday.com/wp-content/uploads/2023/10/ecoEDA.png?w=800)

If you’re like us, there’s a creeping feeling that comes over you when you’re placing an order for parts for your latest project: Don’t I already have most of this […read more](https://hackaday.com/2023/10/28/ecoeda-integrates-your-junk-bin-into-your-designs/) ⌘ [Read more](https://hackaday.com/2023/10/28/ecoeda-integrates-your-junk-bin-into-your-designs/)
2023-10-29T05:00:32Z	**Using EPROMS and EEPROMs As Programmable Logic With Lisp**
![Die of an Altera EPM7032 EEPROM-based Complex Programmable Logic Device (CPLD). (Credit: ZeptoBars, Wikipedia)](https://hackaday.com/wp-content/uploads/2023/10/800px-Altera-epm7032-HD.jpg?w=800)

That EPROMs, EEPROMs and kin can be used as programmable logic should probably not come as a major surprise, but [Jimmy] has created a Lisp-based project that makes using these […read more](https://hackaday.com/2023/10/28/using- ... ⌘ [Read more](https://hackaday.com/2023/10/28/using-eproms-and-eeproms-as-programmable-logic-with-lisp/)
2023-10-29T08:00:02Z	**Take the Tedium Out of Fabric Cutting, Make the Laser Do It**
![](https://hackaday.com/wp-content/uploads/2023/10/Sewing-Hack-Laser-Cutting-Fabric-for-FAST-Production-using-my-Thunder-Nova-35-8-3-screenshot.png?w=612)

Fabric must be cut before it can be turned into something else, and [fiercekittenz] shows how a laser cutter can hit all the right bases to save a lot of […read more](https://hackaday.com/2023/10/29/take-the-tedium-out-of-fabric-cutting-make-the-laser-do-it/) ⌘ [Read more](https://hackaday.com/2023/10/29/take-the-tedium-out-of-fabric-cutting-make-the-laser-do-it/)
2023-10-29T11:00:53Z	**Packing For Supercon? Here’s A Printable Case For Your Badge**
![Render of the shell pictured standing on the pavement, with shell parts printed in white and button parts printed in orange](https://hackaday.com/wp-content/uploads/2023/10/hadimg_sc23_shell_feat.png?w=800)

Hackaday Supercon 2023 is a week away, and if you’re still thinking about the equipment you need to take with you, here’s something you’ll want to print – a case […read more](https://hackaday.com/2023/10/29/pac ... ⌘ [Read more](https://hackaday.com/2023/10/29/packing-for-supercon-heres-a-printable-case-for-your-badge/)
2023-10-29T14:00:39Z	**Ham Radio May Speed Up Soon**
![](https://hackaday.com/wp-content/uploads/2017/12/fcc-featured1.jpg?w=800)

The FCC is circulating a proposal for new rules pertaining to amateur radio in the United States. In particular, they want to remove certain baud rate restrictions that have been […read more](https://hackaday.com/2023/10/29/ham-radio-may-speed-up-soon/) ⌘ [Read more](https://hackaday.com/2023/10/29/ham-radio-may-speed-up-soon/)
2023-10-29T17:00:04Z	**Behold The Mega-Wheelie, a Huge One-Wheeled Electric Skateboard**
![](https://hackaday.com/wp-content/uploads/2023/10/Mega-Wheelie_-Giant-one-wheeled-skateboard-1-44-screenshot.png?w=800)

DIY electric personal vehicles are a field where even hobbyists can meaningfully innovate, and that’s demonstrated by the Mega-Wheelie, a self-balancing one-wheeled skateboard constructed as an experiment in traversing off-road […read more](https://hackaday.com/2023/10/29/behold-the-mega-w ... ⌘ [Read more](https://hackaday.com/2023/10/29/behold-the-mega-wheelie-a-huge-one-wheeled-electric-skateboard/)
2023-10-29T20:00:43Z	**The UK Online Safety Bill Becomes Law, What Does It Mean?**
![](https://hackaday.com/wp-content/uploads/2023/10/king-canute-featured.jpg?w=800)

We’ve previously reported from the UK about the Online Safety Bill, a piece of internet safety legislation that contains several concerning provisions relating to online privacy and encryption. UK laws […read more](https://hackaday.com/2023/10/29/the-uk-online-safety-bill-becomes-law-what-does-it-mean/) ⌘ [Read more](https://hackaday.com/2023/10/29/the-uk-online-safety-bill-becomes-law-what-does-it-mean/)
2023-10-29T23:00:35Z	**Hackaday Links: October 29, 2023**
![Hackaday Links Column Banner](https://hackaday.com/wp-content/uploads/2014/11/had-links-banner.jpg?w=800)

“As California goes, so goes the nation.” That adage has been true on and off for the last 100 years or so, and it’s true again now that GM’s Cruise […read more](https://hackaday.com/2023/10/29/hackaday-links-october-29-2023/) ⌘ [Read more](https://hackaday.com/2023/10/29/hackaday-links-october-29-2023/)
2023-10-30T02:00:00Z	**2023 Halloween Hackfest: Hack Skellington Is the Life of the Party**
![](https://hackaday.com/wp-content/uploads/2023/10/hack-skellington-800.jpg?w=800)

[Matt Vella] has had a talking, non-posable skeleton knocking around for years. As cool as that sounds, [Matt] is really tired of its three stock phrases. Fast forward to this […read more](https://hackaday.com/2023/10/29/2023-halloween-hackfest-hack-skellington-is-the-life-of-the-party/) ⌘ [Read more](https://hackaday.com/2023/10/29/2023-halloween-hackfest-hack-skellington-is-the-life-of-the-party/)
2023-10-30T05:00:08Z	**Real NES Plays Frame-Perfect For You On Twitch**
![](https://hackaday.com/wp-content/uploads/2023/10/nes-auto-feature.jpg?w=800)

Have you ever wanted to be the best Super Mario Brothers speedrunner, but you just couldn’t do the frame-perfect inputs? Fear not, because [Gregory Strike] is here to save the […read more](https://hackaday.com/2023/10/29/real-nes-plays-frame-perfect-for-you-on-twitch/) ⌘ [Read more](https://hackaday.com/2023/10/29/real-nes-plays-frame-perfect-for-you-on-twitch/)
2023-10-30T08:00:31Z	**Creating a New Metal Rohde & Schwarz EB200 Miniport Receiver Dial Knob**
![](https://hackaday.com/wp-content/uploads/2023/10/eb200knob_10.jpg?w=642)

Recently [Roberto Barrios] got his hands on a Rohde & Schwarz EB200 monitoring and surveillance receiver that, despite its late 90s vintage, was in mint condition. Aside from damage to […read more](https://hackaday.com/2023/10/30/creating-a-new-metal-rohde-schwarz-eb200-miniport-receiver-dial-knob/) ⌘ [Read more](https://hackaday.com/2023/10/30/creating-a-new-metal-rohde-schwarz-eb200-miniport-receiver-dial-knob/)
2023-10-30T11:00:13Z	**All Inverters are (Not) Created Equal**
![](https://hackaday.com/wp-content/uploads/2023/10/inv.png?w=800)

Building a crystal clock source for a CPU used to be a bit of an effort but these days, there’s nothing to it. Even if your CPU or other device […read more](https://hackaday.com/2023/10/30/all-inverters-are-not-created-equal/) ⌘ [Read more](https://hackaday.com/2023/10/30/all-inverters-are-not-created-equal/)
2023-10-30T14:00:30Z	**How Framework Laptop Broke The Hacker Ceiling**
![](https://hackaday.com/wp-content/uploads/2023/10/Framework.jpg?w=800)

We’ve been keeping an eye on the Framework laptop over the past two years – back in 2021, they’ve announced a vision for a repairable and hacker-friendly laptop based on […read more](https://hackaday.com/2023/10/30/how-framework-laptop-broke-the-hacker-ceiling/) ⌘ [Read more](https://hackaday.com/2023/10/30/how-framework-laptop-broke-the-hacker-ceiling/)
2023-10-30T15:30:26Z	**Tile-Based Macro Pad Keeps Getting Better**
![](https://hackaday.com/wp-content/uploads/2023/10/tile-based-macropad-800.jpg?w=800)

If there’s one thing we love to see around here, it is the various iterations of a project. If you keep up with Keebin’, you know that [Michael Gardi] created […read more](https://hackaday.com/2023/10/30/tile-based-macro-pad-keeps-getting-better/) ⌘ [Read more](https://hackaday.com/2023/10/30/tile-based-macro-pad-keeps-getting-better/)
2023-10-30T17:00:40Z	**Saving Australia’s Ants With Age of Empires II**
![](https://hackaday.com/wp-content/uploads/2023/10/A-meat-ant-grapples-with-two-smaller-Argentine-ants_featured.png?w=800)

Australia’s native meat ants are struggling. Invasive species of foreign ants have a foothold on the continent, and are increasingly outcompeting their native rivals for territory. Beyond simple encroachment, they […read more](https://hackaday.com/2023/10/30/saving-australias-ants-with-age-of-empires-ii/) ⌘ [Read more](https://hackaday.com/2023/10/30/saving-australias-ants-with-age-of-empires-ii/)
2023-10-30T18:30:25Z	**Particle Accelerator… on a Chip**
![](https://hackaday.com/wp-content/uploads/2023/10/part.png?w=800)

When you think of a particle accelerator, you usually think of some giant cyclotron with heavy-duty equipment in a massive mad-science lab. But scientists now believe they can create particle […read more](https://hackaday.com/2023/10/30/particle-accelerator-on-a-chip/) ⌘ [Read more](https://hackaday.com/2023/10/30/particle-accelerator-on-a-chip/)
2023-10-30T20:00:39Z	**Rotating Necked Guitar Looks Difficult To Play**
![](https://hackaday.com/wp-content/uploads/2023/10/360-guitar.jpg?w=800)

Have you ever looked at a guitar and thought “Nah, that’s way too easy to play.”[Mattias Kranz] seems to have done, so he built the 360 Guitar, a new instrument […read more](https://hackaday.com/2023/10/30/rotating-necked-guitar-looks-difficult-to-play/) ⌘ [Read more](https://hackaday.com/2023/10/30/rotating-necked-guitar-looks-difficult-to-play/)
2023-10-30T23:00:46Z	**William Blake Was Etching Copper in 1790**
![](https://hackaday.com/wp-content/uploads/2023/10/William-Blake-800.jpeg?w=800)

You may know William Blake as a poet, or even as #38 in the BBC’s 2002 poll of the 100 Greatest Britons. But did you know that Blake was also […read more](https://hackaday.com/2023/10/30/william-blake-was-etching-copper-in-1790/) ⌘ [Read more](https://hackaday.com/2023/10/30/william-blake-was-etching-copper-in-1790/)
2023-10-31T02:00:16Z	**AI in a Box Envisions AI as a Private, Offline, Hackable Module**
![](https://hackaday.com/wp-content/uploads/2023/10/AI-in-a-Box_-Your-own-offline-private-open-source-LLM-for-conversations-and-more.-0-17-screenshot.png?w=800)

[Useful Sensors] aims to embed a variety of complementary AI tools into a small, private, self-contained module with no internet connection with AI in a Box. It can do live […read more](https://hackaday.com/2023/10/30/ai-in-a-box-envisions-ai-as-a-priv ... ⌘ [Read more](https://hackaday.com/2023/10/30/ai-in-a-box-envisions-ai-as-a-private-offline-hackable-module/)
2023-10-31T05:00:16Z	**2023 Halloween Hackfest: Organ-playing Skeleton Livens Up Halloween**
![](https://hackaday.com/wp-content/uploads/2023/10/SKELLY-now-clothed-in-robe-with-sound-coordinated-flashy-lights-0-5-screenshot.png?w=800)

Every hacker appreciates how off-the-shelf parts can be combined into something greater, and [bryan.lowder] demonstrates this beautifully with his organ-playing skeleton, a wonderful entry to our 2023 Halloween Contest! Skelly […read more](https://hackaday.com/2 ... ⌘ [Read more](https://hackaday.com/2023/10/30/2023-halloween-hackfest-organ-playing-skeleton-livens-up-halloween/)
2023-10-31T08:00:53Z	**Teensy Stands in for the Motorola 68k**
![](https://hackaday.com/wp-content/uploads/2023/10/68000.jpg?w=800)

While it might not seem like it today, there was a time in the not-too-distant past where Motorola was the processor manufacturer. They made chips for everything, but the most […read more](https://hackaday.com/2023/10/31/teensy-stands-in-for-the-motorola-68k/) ⌘ [Read more](https://hackaday.com/2023/10/31/teensy-stands-in-for-the-motorola-68k/)
2023-10-31T11:00:00Z	**Ham Radio Operators’ Ionospheric Science During The Solar Eclipse**
![A schematic representation of the different ionospheric sub-layers and how they evolve daily from day to night periods. (Credit: Carlos Molina)](https://hackaday.com/wp-content/uploads/2023/10/Ionospheric_layers_from_night_to_day.png?w=800)

The Earth’s ionosphere is the ionized upper part of the atmosphere, and it’s also the most dynamic as it swells and ebbs depending on whether it’s exposed to the Sun ... ⌘ [Read more](https://hackaday.com/2023/10/31/ham-radio-operators-ionospheric-science-during-the-solar-eclipse/)
2023-10-31T14:00:18Z	**Black 4.0 is the New Ultrablack**
![](https://hackaday.com/wp-content/uploads/2023/10/Black4.jpg?w=800)

Vantablack is a special coating material, moreso than a paint. It’s well-known as one of the blackest possible coatings around, capable of absorbing almost all visible light in its nanotube […read more](https://hackaday.com/2023/10/31/black-4-0-is-the-new-ultrablack/) ⌘ [Read more](https://hackaday.com/2023/10/31/black-4-0-is-the-new-ultrablack/)
2023-10-31T15:30:53Z	**Building Penny’s Computer Watch From Inspector Gadget**
![](https://hackaday.com/wp-content/uploads/2023/10/pennys-watch-800.jpg?w=800)

When you help your bumbling Uncle Gadget with all kinds of missions, you definitely need a watch that can do it all. Penny’s video watch from Inspector Gadget has a […read more](https://hackaday.com/2023/10/31/building-pennys-computer-watch-from-inspector-gadget/) ⌘ [Read more](https://hackaday.com/2023/10/31/building-pennys-computer-watch-from-inspector-gadget/)
2023-10-31T17:00:01Z	**Supercon 2022: Carrie Sundra Discusses Manufacturing on a Shoestring Budget**
![A woman with a black vest and pink shirt with curly hair stands behind a podium in front of a projected presentation. She is speaking and has her hands moving in a vague guesture.](https://hackaday.com/wp-content/uploads/2023/10/Carrie-Sundra-Supercon-2022-YouTube-0-1-01-e1698425945436.jpeg?w=800)

Making hardware is hard. This is doubly true when you’re developing a niche hardware de ... ⌘ [Read more](https://hackaday.com/2023/10/31/supercon-2022-carrie-sundra-discusses-manufacturing-on-a-shoestring-budget/)
2023-10-31T18:30:55Z	**Chugging Along: A Steam-Powered Sawmill Still Makes Its Mark**
![](https://hackaday.com/wp-content/uploads/2023/10/Itasca-Sawmill-13-47-screenshot.png?w=800)

[Rural Heritage TV] has video of a private tour of a working, two-story, steam-powered sawmill at Lake Itasca, Minnesota. This is believed to be one of the only working steam-powered […read more](https://hackaday.com/2023/10/31/chugging-along-a-steam-powered-sawmill-still-makes-its-mark/) ⌘ [Read more](https://hackaday.com/2023/10/31/chugging-along-a-steam-powered-sawmill-still-makes-its-mark/)
2023-10-31T20:00:29Z	**Dot Matrix Printer Gets an Epson Ribbon Transplant**
![](https://hackaday.com/wp-content/uploads/2023/10/F9vjUDqXMAAh1kN-e1698748451890.jpg?w=625)

What do you do when your dot matrix printer’s ribbon is torn to shreds after decades of use, and no new cartridges are available? You might like to attempt a […read more](https://hackaday.com/2023/10/31/dot-matrix-printer-gets-an-epson-ribbon-transplant/) ⌘ [Read more](https://hackaday.com/2023/10/31/dot-matrix-printer-gets-an-epson-ribbon-transplant/)
2023-10-31T23:00:09Z	**2023 Halloween Hackfest: Quoth the Raven, “Caww!”**
![](https://hackaday.com/wp-content/uploads/2023/10/raven-800.jpeg?w=800)

Sometimes, projects start in somewhat unlikely places. This one began when [Istvan Raduly] scored a fake raven at a neighbor’s garage sale and decided to turn it into a thunder-and-lightning […read more](https://hackaday.com/2023/10/31/2023-halloween-hackfest-quoth-the-raven-caww/) ⌘ [Read more](https://hackaday.com/2023/10/31/2023-halloween-hackfest-quoth-the-raven-caww/)
2023-11-01T02:00:00Z	**Need A Low-Mass Antenna In Space? Just Blow It Up!**
![](https://hackaday.com/wp-content/uploads/2023/10/inflatable-antenna-featured.jpg?w=800)

A parabolic antenna is a simple enough device, a curved reflector designed to focus all the radiation from the direction it’s pointed into a waveguide or antenna at its feedpoint. […read more](https://hackaday.com/2023/10/31/need-a-low-mass-antenna-in-space-just-blow-it-up/) ⌘ [Read more](https://hackaday.com/2023/10/31/need-a-low-mass-antenna-in-space-just-blow-it-up/)
2023-11-01T05:00:00Z	**2023 Halloween Hackfest: Converted Proton Pack Lights Up the Night**
![](https://hackaday.com/wp-content/uploads/2023/10/proton-pack-800.jpg?w=800)

It’s really quite unfortunate that Hackaday/Supplyframe employees and their families are not allowed to place in the 2023 Halloween Hackfest, because our own [Tom Nardi] has thrown down a costume […read more](https://hackaday.com/2023/10/31/2023-halloween-hackfest-converted-proton-pack-lights-up-the-night/) ⌘ [Read more](https://hackaday.com/2023/10/31/2023-halloween-hackfest-converted-proton-pack-lights-up-the-night/)
2023-11-01T08:00:57Z	**Making a Solder Paste Stencil From What You Have On Hand**
![](https://hackaday.com/wp-content/uploads/2023/10/revspace-stencil-featured.jpg?w=800)

Sometimes there are moments when an engineer has to use whatever materials they have to hand in order to complete the job on time. Such a situation arose at the […read more](https://hackaday.com/2023/11/01/making-a-solder-paste-stencil-from-what-you-have-on-hand/) ⌘ [Read more](https://hackaday.com/2023/11/01/making-a-solder-paste-stencil-from-what-you-have-on-hand/)
2023-11-01T11:00:43Z	**Android: Coming Soon To A RISC-V Processor Near You**
![](https://hackaday.com/wp-content/uploads/2023/04/risc5-esp32-c3-thumbnail.jpg?w=800)

In the roughly decade and a half since the Android mobile operating system appeared on the scene it has been primarily sold on devices with an ARM core at their […read more](https://hackaday.com/2023/11/01/android-coming-soon-to-a-risc-v-processor-near-you/) ⌘ [Read more](https://hackaday.com/2023/11/01/android-coming-soon-to-a-risc-v-processor-near-you/)
2023-11-01T14:00:47Z	**What The Artisan 3-in-1 CNC Offers (If One Has The Table Space)**
![](https://hackaday.com/wp-content/uploads/2023/10/post-MDF-dust_featured.png?w=800)

I never feel like I have enough space in my workshop. The promise of consolidating tools to make the most of limited space drew me to the Snapmaker Artisan, a […read more](https://hackaday.com/2023/11/01/what-the-artisan-3-in-1-cnc-offers-if-one-has-the-table-space/) ⌘ [Read more](https://hackaday.com/2023/11/01/what-the-artisan-3-in-1-cnc-offers-if-one-has-the-table-space/)
2023-11-01T15:30:00Z	**Only One Hacker At The Keyboard? Amateurs!**
![](https://hackaday.com/wp-content/uploads/2023/10/2-hackers-featured.jpg?w=800)

We imagine many of you have seen the ridiculous scene from the TV series NCIS in which a network intrusion is combated by two people working at the same keyboard […read more](https://hackaday.com/2023/11/01/only-one-hacker-at-the-keyboard-amateurs/) ⌘ [Read more](https://hackaday.com/2023/11/01/only-one-hacker-at-the-keyboard-amateurs/)
2023-11-01T17:00:49Z	**Fancy Gyroscopes Are Key To Radio-Free Navigation**
![](https://hackaday.com/wp-content/uploads/2023/10/Ring_laser_gyroscope_at_MAKS-2011_airshow_featured.png?w=800)

Back in the old days, finding out your location on Earth was a pretty involved endeavor. You had to look at stars, use fancy gimballed equipment to track your motion, […read more](https://hackaday.com/2023/11/01/fancy-gyroscopes-are-key-to-radio-free-navigation/) ⌘ [Read more](https://hackaday.com/2023/11/01/fancy-gyroscopes-are-key-to-radio-free-navigation/)
2023-11-01T18:30:55Z	**Digital Photography Comes To The Apple II**
![](https://hackaday.com/wp-content/uploads/2023/10/quicktake-8bit-featured.jpg?w=800)

Back in the very early days of consumer digital photography, one of the first stars of the new medium came from Apple. The QuickTake 100 used a novel flat form […read more](https://hackaday.com/2023/11/01/digital-photography-comes-to-the-apple-ii/) ⌘ [Read more](https://hackaday.com/2023/11/01/digital-photography-comes-to-the-apple-ii/)
2023-11-01T20:00:33Z	**This OSHW Trackball is Ready to be Customized**
![](https://hackaday.com/wp-content/uploads/2023/11/ploppytrack_feat.jpg?w=800)

Oh sure, Amazon can deliver any number of Logitech peripherals to your door in 48 hours, but where’s the fun in that? With open source hardware (OSHW) input devices like […read more](https://hackaday.com/2023/11/01/this-oshw-trackball-is-ready-to-be-customized/) ⌘ [Read more](https://hackaday.com/2023/11/01/this-oshw-trackball-is-ready-to-be-customized/)
2023-11-01T23:00:30Z	**2023 Halloween Hackfest: Spooky Noise Maker Is Self-Contained**
![](https://hackaday.com/wp-content/uploads/2023/11/halloween-noise-box-800.jpg?w=800)

We just love it when y’all build off of each other’s projects. This spooky Halloween noise maker from [C.M. Herron] is no exception. But while the projects we’ve seen lately […read more](https://hackaday.com/2023/11/01/2023-halloween-hackfest-spooky-noise-maker-is-self-contained/) ⌘ [Read more](https://hackaday.com/2023/11/01/2023-halloween-hackfest-spooky-noise-maker-is-self-contained/)
2023-11-02T02:00:55Z	**Raspberry Pi OS In-Place Upgrades, Not For The Faint Hearted**
![](https://hackaday.com/wp-content/uploads/2022/02/RaspberryPi10.jpg?w=800)

The Raspberry Pi series of boards are noted for their good software support, with a continuous flow of operating system upgrades such that an original Pi from 2012 will still […read more](https://hackaday.com/2023/11/01/raspberry-pi-os-in-place-upgrades-not-for-the-faint-hearted/) ⌘ [Read more](https://hackaday.com/2023/11/01/raspberry-pi-os-in-place-upgrades-not-for-the-faint-hearted/)
2023-11-02T05:00:22Z	**Toy Gaming Controller Makes The Big Leagues**
![](https://hackaday.com/wp-content/uploads/2023/11/controller-main.jpg?w=800)

Some of the off-brand video game consoles and even accessories for the major brands can leave a lot to be desired. Whether it’s poor build quality or a general lack […read more](https://hackaday.com/2023/11/01/toy-gaming-controller-makes-the-big-leagues/) ⌘ [Read more](https://hackaday.com/2023/11/01/toy-gaming-controller-makes-the-big-leagues/)
2023-11-02T08:00:25Z	**A Network Adapter Thinks it’s a CD-ROM. Restore its True Calling!**
![](https://hackaday.com/wp-content/uploads/2023/11/usb-cd-mode-featured.jpg?w=800)

A mildly annoying trend over recent years has been for USB hardware devices to expose a CD-ROM drive containing their drivers for Windows users. Of course there’s no real CD […read more](https://hackaday.com/2023/11/02/a-network-adapter-thinks-its-a-cd-rom-restore-its-true-calling/) ⌘ [Read more](https://hackaday.com/2023/11/02/a-network-adapter-thinks-its-a-cd-rom-restore-its-true-calling/)
2023-11-02T11:00:28Z	**Homebrew TEM Cell Lets You EMC Test Your Own Devices**
![](https://hackaday.com/wp-content/uploads/2023/11/side_view.jpg?w=800)

Submitting a new device for electromagnetic compatibility (EMC) testing seems a little like showing up for the final exam after skipping all the lectures. You might get lucky and pass, […read more](https://hackaday.com/2023/11/02/homebrew-tem-cell-lets-you-emc-test-your-own-devices/) ⌘ [Read more](https://hackaday.com/2023/11/02/homebrew-tem-cell-lets-you-emc-test-your-own-devices/)
2023-11-02T15:30:32Z	**The Best-Sounding Walnut You’ll Hear Today**
![](https://hackaday.com/wp-content/uploads/2023/11/walnut-speaker-800.jpeg?w=800)

Do you ever find yourself eating walnuts and think, this would make a great enclosure for something like a Bluetooth speaker? That seems to be exactly what happened to [Penguin […read more](https://hackaday.com/2023/11/02/the-best-sounding-walnut-youll-hear-today/) ⌘ [Read more](https://hackaday.com/2023/11/02/the-best-sounding-walnut-youll-hear-today/)
2023-11-02T17:00:37Z	**2000-Year Old Charred Manuscripts Reveal Their Secrets**
![](https://hackaday.com/wp-content/uploads/2023/10/IMG_0788-1_featured.png?w=800)

Imagine trying to read a 2000-year old scroll from an ancient civilization. Now imagine that scroll is rolled up, and in a delicate, charred, carbonized form, having been engulfed by […read more](https://hackaday.com/2023/11/02/2000-year-old-charred-manuscripts-reveal-their-secrets/) ⌘ [Read more](https://hackaday.com/2023/11/02/2000-year-old-charred-manuscripts-reveal-their-secrets/)
2023-11-02T18:30:55Z	**Pocketable Yagi Antenna Really Shoots for Distance**
![](https://hackaday.com/wp-content/uploads/2023/11/flagi.png?w=800)

For amateur radio operators, the quest for the perfect antenna never seems to end. Perhaps that’s because our requirements are always changing. We never quite seem to get to one […read more](https://hackaday.com/2023/11/02/pocketable-yagi-antenna-really-shoots-for-distance/) ⌘ [Read more](https://hackaday.com/2023/11/02/pocketable-yagi-antenna-really-shoots-for-distance/)
2023-11-02T20:00:32Z	**Random Number Generator is a Blast from the Past**
![](https://hackaday.com/wp-content/uploads/2023/11/sb42_feat.jpg?w=800)

Hackers love random numbers, or more accurately, the pursuit of them. It turns out that computers are so good at following our exacting instructions that they are largely incapable of […read more](https://hackaday.com/2023/11/02/random-number-generator-is-a-blast-from-the-past/) ⌘ [Read more](https://hackaday.com/2023/11/02/random-number-generator-is-a-blast-from-the-past/)
2023-11-02T23:00:18Z	**The Avon Computer Goth Challenge**
![The Taylor and Amy Show](https://hackaday.com/wp-content/uploads/2023/10/Screenshot-2023-10-26-145423.png?w=800)

Hot off the heels of their musical debut 6502 song the good folk at the Taylor and Amy Show are at it again. This time instead of assaulting our auditory senses, they play with […read more](https://hackaday.com/2023/11/02/the-avon-computer-goth-challenge/) ⌘ [Read more](https://hackaday.com/2023/11/02/the-avon-computer-goth-challenge/)
2023-11-03T02:00:04Z	**Proposed European Electronic ID Law Raises Concerns**
![](https://hackaday.com/wp-content/uploads/2023/11/eu-flag-featured.jpg?w=800)

The harmonisation of standards for electronic identification across the EU should normally be soporific enough to send even the most Club-Mate-hyped hacker straight to sleep, but as Computer Weekly reports, […read more](https://hackaday.com/2023/11/02/proposed-european-electronic-id-law-raises-concerns/) ⌘ [Read more](https://hackaday.com/2023/11/02/proposed-european-electronic-id-law-raises-concerns/)
2023-11-03T05:00:50Z	**Pour One Out for This Bottle-Playing Robot**
![](https://hackaday.com/wp-content/uploads/2023/11/bottle-bot-800.jpeg?w=800)

If you have an iota of musicality, you’ve no doubt noticed that you can play music using glass bottles, especially if you have several of different sizes and fill them […read more](https://hackaday.com/2023/11/02/pour-one-out-for-this-bottle-playing-robot/) ⌘ [Read more](https://hackaday.com/2023/11/02/pour-one-out-for-this-bottle-playing-robot/)
2023-11-03T08:00:36Z	**Robot Sunflower Follows the Sun**
![](https://hackaday.com/wp-content/uploads/2023/11/sun.png?w=800)

Real flowers do it, and even the Beatles did it. [Robo Hub] now has a plastic sunflower that tracks the sun using, of course, an Arduino. It may not qualify […read more](https://hackaday.com/2023/11/03/robot-sunflower-follows-the-sun/) ⌘ [Read more](https://hackaday.com/2023/11/03/robot-sunflower-follows-the-sun/)
2023-11-03T11:00:00Z	**Partial Relay-Based Calculator Puts the Click Where it Counts**
![](https://hackaday.com/wp-content/uploads/2023/11/relay_calc.jpg?w=800)

It looks like [Michal Zalewski] is raising the next generation the right way. First, his eldest son asks for help building a one-bit computer from discrete transistors. Not to be […read more](https://hackaday.com/2023/11/03/partial-relay-based-calculator-puts-the-click-where-it-counts/) ⌘ [Read more](https://hackaday.com/2023/11/03/partial-relay-based-calculator-puts-the-click-where-it-counts/)
2023-11-03T15:30:14Z	**Machine Teaches Morse Code**
![](https://hackaday.com/wp-content/uploads/2023/11/tape.png?w=800)

If you are a ham radio operator of a certain age, you probably remember ads for “The Instructograph,” a mechanical device for learning Morse code. [Our Own Devices] has an […read more](https://hackaday.com/2023/11/03/machine-teaches-morse-code/) ⌘ [Read more](https://hackaday.com/2023/11/03/machine-teaches-morse-code/)
2023-11-03T16:00:57Z	**This Week in Security: CVSS 4, OAuth, and ActiveMQ**
![](https://hackaday.com/wp-content/uploads/2016/01/darkarts.jpg?w=800)

We’ve talked a few times here about the issues with the CVSS system. We’ve seen CVE farming, where a moderate issue, or even a non-issue, gets assigned a ridiculously high […read more](https://hackaday.com/2023/11/03/this-week-in-security-cvss-4-oauth-and-activemq/) ⌘ [Read more](https://hackaday.com/2023/11/03/this-week-in-security-cvss-4-oauth-and-activemq/)
2023-11-03T18:30:42Z	**Big Red Button Puts Toddler in Command of Chromecast**
![](https://hackaday.com/wp-content/uploads/2023/11/big_red_button.png?w=800)

Controversial position: the world needs more buttons. We’ve gotten so far away from physical interfaces like buttons, knobs, and switches in favor of sleek but sterile touch-screen “controls” that when […read more](https://hackaday.com/2023/11/03/big-red-button-puts-toddler-in-command-of-chromecast/) ⌘ [Read more](https://hackaday.com/2023/11/03/big-red-button-puts-toddler-in-command-of-chromecast/)
2023-11-03T20:00:17Z	**Mini DDR Cabinet Gets Maximum Upgrade**
![](https://hackaday.com/wp-content/uploads/2023/11/DDR-800.jpeg?w=800)

Those shrunken-down arcade cabinets are a nifty idea, but they sure do suck in practice. At least, the Dance Dance Revolution game is full of empty promises. With the $25 […read more](https://hackaday.com/2023/11/03/mini-ddr-cabinet-gets-maximum-upgrade/) ⌘ [Read more](https://hackaday.com/2023/11/03/mini-ddr-cabinet-gets-maximum-upgrade/)
2023-11-03T23:00:31Z	**Just How Dodgy Are Cheap USB Chargers Anyway?**
![](https://hackaday.com/wp-content/uploads/2023/11/usb.png?w=800)

Aside from apparently having both the ability to reproduce on their own and simultaneously never being around when you need one, USB chargers seem innocuous enough. The specs are simple: […read more](https://hackaday.com/2023/11/03/just-how-dodgy-are-cheap-usb-chargers-anyway/) ⌘ [Read more](https://hackaday.com/2023/11/03/just-how-dodgy-are-cheap-usb-chargers-anyway/)
2023-11-04T02:00:42Z	**Most AI Content Is Trash, Just Like Everything Else**
![](https://hackaday.com/wp-content/uploads/2023/11/robots.png?w=800)

[Max Woolf] has been working in the AI space since 2015, and among other work has created numerous useful open-source tools. He also recently wrote a thoughtful blog post that […read more](https://hackaday.com/2023/11/03/most-ai-content-is-trash-just-like-everything-else/) ⌘ [Read more](https://hackaday.com/2023/11/03/most-ai-content-is-trash-just-like-everything-else/)
2023-11-04T05:00:34Z	**Learn Forth On The Commodore VIC-20**
![](https://hackaday.com/wp-content/uploads/2023/11/forth_on_vic-20.jpg?w=800)

Although BASIC was most commonly used on home computers like the Commodore VIC-20, it was possible to write programs in other languages, such as Forth. Conveniently, all it took to […read more](https://hackaday.com/2023/11/03/learn-forth-on-the-commodore-vic-20/) ⌘ [Read more](https://hackaday.com/2023/11/03/learn-forth-on-the-commodore-vic-20/)
2023-11-04T08:00:18Z	**2023 Halloween Hackfest: Meet Creepsy, The Robotic People-Seeking Ghost**
![](https://hackaday.com/wp-content/uploads/2023/11/Creepsy-the-robot-ghost-wide.jpg?w=800)

The 2023 Halloween Contest might be over, but we saw some great entries and clever modifications bringing projects into the Halloween spirit. One of them is Creepsy by [Hazal Mestci], […read more](https://hackaday.com/2023/11/04/2023-halloween-hackfest-meet-creepsy-the-robotic-people-seeking-ghost/) ⌘ [Read more](https://hackaday.com/2023/11/04/2023-halloween-hackfest-meet-creepsy-the-robotic-people-seeking-ghost/)
2023-11-04T11:00:45Z	**Wooden Game Boy is a Challenging Intro CNC Project**
![](https://hackaday.com/wp-content/uploads/2023/11/gameboys.jpg?w=800)

[Sebastian] describes himself as “a total noob” when it comes to CNC, so in an attempt to get to know his new CNC router, he chose about the most complex […read more](https://hackaday.com/2023/11/04/wooden-game-boy-is-a-challenging-intro-cnc-project/) ⌘ [Read more](https://hackaday.com/2023/11/04/wooden-game-boy-is-a-challenging-intro-cnc-project/)
2023-11-04T14:00:15Z	**Saving Apollo by Decoding Core Rope**
![](https://hackaday.com/wp-content/uploads/2023/11/roperead_feat.jpg?w=800)

One of our favorite retro hardware enthusiasts, [CuriousMarc], is back with the outstanding tale of preserving Apollo Program software, and building a core rope reader from scratch to do it. […read more](https://hackaday.com/2023/11/04/saving-apollo-by-decoding-core-rope/) ⌘ [Read more](https://hackaday.com/2023/11/04/saving-apollo-by-decoding-core-rope/)
2023-11-04T16:30:25Z	**Supercon is On: Live**
![](https://hackaday.com/wp-content/uploads/2023/11/sucon2023-twitter1@2x.png?w=800)

Supercon is in full swing! If you weren’t able to join us in person, we’re streaming the main stage and you should absolutely check out the talks as they happen. […read more](https://hackaday.com/2023/11/04/supercon-is-on-live/) ⌘ [Read more](https://hackaday.com/2023/11/04/supercon-is-on-live/)
2023-11-04T17:00:55Z	**BeagleV Catches Fire With The BeagleV-Fire**
![](https://hackaday.com/wp-content/uploads/2023/11/BeagleV-Fire-Front-Annotated-2048x1152-1.webp?w=800)

A new BeagleBoard is on the way, full of FPGA hotness: the BeagleV-Fire has been announced. The new $150 Single-Board Computer (SBC) from the pioneering open source BeagleBoard company is […read more](https://hackaday.com/2023/11/04/beaglev-catches-fire/) ⌘ [Read more](https://hackaday.com/2023/11/04/beaglev-catches-fire/)
2023-11-04T20:00:50Z	**Custom Aluminum Monitor Stand For The Home Office**
![](https://hackaday.com/wp-content/uploads/2023/11/An-aluminum-stand-for-under-a-grand-9-37-screenshot.png?w=800)

Monitor stands vary wildly in price, from a few cents for a pile of books from a thrift store to hundreds of dollars. One trendy style, as [Steven Bennett] puts […read more](https://hackaday.com/2023/11/04/custom-aluminum-monitor-stand-for-the-home-office/) ⌘ [Read more](https://hackaday.com/2023/11/04/custom-aluminum-monitor-stand-for-the-home-office/)
2023-11-04T23:00:33Z	**An Intel 8008 On A Single-Board Computer**
![](https://hackaday.com/wp-content/uploads/2023/11/mini08-display.jpg?w=800)

The last time we covered [Dr. Scott M. Baker], he made his Heathkit H8 run on a considerably older processor than it was made for. This time, apparently still not […read more](https://hackaday.com/2023/11/04/an-intel-8008-on-a-single-board-computer/) ⌘ [Read more](https://hackaday.com/2023/11/04/an-intel-8008-on-a-single-board-computer/)
2023-11-05T02:00:00Z	**Looking At How Pyramids Were Built Using Their Casing Stones**
![](https://hackaday.com/wp-content/uploads/2023/11/pyramid_casing_stones_gaps_top.jpg?w=800)

As one of the most famous Ancient Egyptian pyramids, the Pyramid of Khafre on the plateau of Giza has been a true wonder of the Ancient World ever since its […read more](https://hackaday.com/2023/11/04/looking-at-how-pyramids-were-built-using-their-casing-stones/) ⌘ [Read more](https://hackaday.com/2023/11/04/looking-at-how-pyramids-were-built-using-their-casing-stones/)
2023-11-05T05:00:09Z	**Lessons in Printer Poop Recycling**
![](https://hackaday.com/wp-content/uploads/2023/11/poop.png?w=800)

The fundamental problem with multi-color 3D printing using a single hotend is that they poop an awful lot. Every time they change filaments, they’ve got to purge the single nozzle, […read more](https://hackaday.com/2023/11/04/lessons-in-printer-poop-recycling/) ⌘ [Read more](https://hackaday.com/2023/11/04/lessons-in-printer-poop-recycling/)
2023-11-05T08:00:48Z	**Flash Programmer Shows Some Nifty Tricks**
![](https://hackaday.com/wp-content/uploads/2023/11/ch341a-featured.jpg?w=800)

A handy tool to have on the bench is a Flash chip programmer, and the ones based around the CH341A USB bus converter chip are readily available. But the chip […read more](https://hackaday.com/2023/11/05/flash-programmer-shows-some-nifty-tricks/) ⌘ [Read more](https://hackaday.com/2023/11/05/flash-programmer-shows-some-nifty-tricks/)
2023-11-05T12:00:36Z	**Perfect Dark: Recompiled**
![](https://hackaday.com/wp-content/uploads/2023/11/pd_cropped.png?w=800)

There’s an interesting renaissance of Nintendo 64 gaming, powered by the ability to decompile n64 roms back into C code using Ghidra. There are projects around multiple classic games, taking […read more](https://hackaday.com/2023/11/05/perfect-dark-recompiled/) ⌘ [Read more](https://hackaday.com/2023/11/05/perfect-dark-recompiled/)
2023-11-05T15:00:10Z	**Oh, The Places You’ll Go With Stop Motion Animation**
![](https://hackaday.com/wp-content/uploads/2023/11/Screenshot-2023-11-05-024509.png?w=800)

Robots made of broken toy parts, stop-motion animation, and a great song to tie it all together were not on our bingo card for 2023, but the results are perfect. […read more](https://hackaday.com/2023/11/05/oh-the-places-youll-go-with-stop-motion-animation/) ⌘ [Read more](https://hackaday.com/2023/11/05/oh-the-places-youll-go-with-stop-motion-animation/)
2023-11-05T18:00:15Z	**Reducing Poop on Multicolor Prints**
![](https://hackaday.com/wp-content/uploads/2023/11/multicolor_filament_waste.jpg?w=800)

While multicolor printing eliminates painting steps and produces vibrant objects, there are two significant downsides; filament consumption and print time. A single-nozzle filament printer needs to switch from one color […read more](https://hackaday.com/2023/11/05/reducing-poop-on-multicolor-prints/) ⌘ [Read more](https://hackaday.com/2023/11/05/reducing-poop-on-multicolor-prints/)
2023-11-05T21:00:52Z	**Servo Claw Game Puts Your Muscles to the Test**
![](https://hackaday.com/wp-content/uploads/2023/11/EMG-claw-game-main.jpg?w=800)

As fun as claw games are, the jaws are always disappointingly weak, and you usually end up with bupkis. What if the jaws were completely within your  control? That’s the […read more](https://hackaday.com/2023/11/05/servo-claw-game-puts-your-muscles-to-the-test/) ⌘ [Read more](https://hackaday.com/2023/11/05/servo-claw-game-puts-your-muscles-to-the-test/)
2023-11-06T00:00:12Z	**Hackaday Links: November 5, 2023**
![Hackaday Links Column Banner](https://hackaday.com/wp-content/uploads/2014/11/had-links-banner.jpg?w=800)

As I write this, Supercon 2023 is in full swing down in Pasadena — 80 degrees and sunny at the moment, as opposed to 50 and pouring rain where I […read more](https://hackaday.com/2023/11/05/hackaday-links-november-5-2023/) ⌘ [Read more](https://hackaday.com/2023/11/05/hackaday-links-november-5-2023/)
2023-11-06T03:00:25Z	**What Parts Should You Desolder?**
![](https://hackaday.com/wp-content/uploads/2023/11/what-to-desolder-featured.jpg?w=800)

A rite of passage for a young electronics enthusiast used to be collecting an array of surplus boards from whatever could be found, and using them as sources of parts […read more](https://hackaday.com/2023/11/05/what-parts-should-you-desolder/) ⌘ [Read more](https://hackaday.com/2023/11/05/what-parts-should-you-desolder/)
2023-11-06T06:00:30Z	**Adding Temperature Sensor Functionality To The CH32V003 MCU**
![](https://hackaday.com/wp-content/uploads/2023/02/ch32v003-featured.jpg?w=800)

As cheap as the WCH CH32V003 MCU is, its approximately $0.10 price tag looks far less attractive when you need to start adding on external ICs for missing basic features, […read more](https://hackaday.com/2023/11/05/adding-temperature-sensor-functionality-to-the-ch32v003-mcu/) ⌘ [Read more](https://hackaday.com/2023/11/05/adding-temperature-sensor-functionality-to-the-ch32v003-mcu/)
2023-11-06T09:00:29Z	**Reduce The Pi 5’s Power Consumption At A Stroke**
![](https://hackaday.com/wp-content/uploads/2023/09/pi-5-featured.jpg?w=800)

The Raspberry Pi 5 is the new wunderkind single-board computer on the block, so new in fact that users are still finding out its quirks. One of those quirks is […read more](https://hackaday.com/2023/11/06/reduce-the-pi-5s-power-consumption-at-a-stroke/) ⌘ [Read more](https://hackaday.com/2023/11/06/reduce-the-pi-5s-power-consumption-at-a-stroke/)
2023-11-06T12:00:05Z	**It’s A Marble Clock, But Not As We Know It**
![](https://hackaday.com/wp-content/uploads/2023/11/BUILDING-A-MARBLE-CLOCK-Pt.-2-10-7-screenshot.png?w=800)

[Ivan Miranda] is taking a very interesting approach to a marble clock. His design is a huge assembly that uses black and white marbles to create a (sort of) dot […read more](https://hackaday.com/2023/11/06/its-a-marble-clock-but-not-as-we-know-it/) ⌘ [Read more](https://hackaday.com/2023/11/06/its-a-marble-clock-but-not-as-we-know-it/)
2023-11-06T16:30:42Z	**Virginia to get Large-Scale Wind Farm**
![](https://hackaday.com/wp-content/uploads/2023/11/wind.png?w=800)

If you go about 27 miles off the coast of Virginia, you’ll find two windmills jutting up out of the sea. Two windmills aren’t particularly interesting until you realize that […read more](https://hackaday.com/2023/11/06/virginia-to-get-large-scale-wind-farm/) ⌘ [Read more](https://hackaday.com/2023/11/06/virginia-to-get-large-scale-wind-farm/)
2023-11-06T19:30:52Z	**Smart Ring Measures Blood Pressure**
![3D printed ring with 4-integrated electrodes for measuring bioimpedance for measuring blood pressure from the finger](https://hackaday.com/wp-content/uploads/2023/11/bioz-feature.png?w=800)

Continuous blood pressure monitoring has always been a major challenge for the biohacking community. Those giant arm cuffs aren’t exactly the kind of thing you want to wear all day […read more](https://hackaday.com/2023/11/06/smart-ring-measures-blood-pressure/) ⌘ [Read more](https://hackaday.com/2023/11/06/smart-ring-measures-blood-pressure/)
2023-11-06T21:00:03Z	**Open Brain Surgery for EBikes and EScooters**
![An ebike motor with the controller cover removed. A number of wires and connectors take up most of the space in the cavity.](https://hackaday.com/wp-content/uploads/2023/11/EBike_board-7.jpg?w=770)

Personal Electric Vehicles (PEVs) all contain the same basic set of parts: a motor, a battery, a motor controller, some sensors, and a display to parse the information. This simplicity […read more](https://hackaday.com/2023/11/06/open-brain-surgery-fo ... ⌘ [Read more](https://hackaday.com/2023/11/06/open-brain-surgery-for-ebikes-and-escooters/)
2023-11-07T00:00:35Z	**3D-Printed LED Wall Clock Does Lots With Little**
![](https://hackaday.com/wp-content/uploads/2023/11/LED-clock.jpg?w=800)

This wall clock built by [Alf Müller] is lovely, using two NeoPixel rings to mark the time by casting light onto a 3D-printed ring. The blue shows the minutes, made […read more](https://hackaday.com/2023/11/06/3d-printed-led-wall-clock-does-lots-with-little/) ⌘ [Read more](https://hackaday.com/2023/11/06/3d-printed-led-wall-clock-does-lots-with-little/)
2023-11-07T03:00:46Z	**Tiny Forth Could be the Smallest**
![](https://hackaday.com/wp-content/uploads/2023/11/milli.png?w=800)

When you think of a programming language, you probably think of a hefty compiler or interpreter. Maybe its on a bunch of floppies, a CD, or even an EEPROM. But […read more](https://hackaday.com/2023/11/06/tiny-forth-could-be-the-smallest/) ⌘ [Read more](https://hackaday.com/2023/11/06/tiny-forth-could-be-the-smallest/)
2023-11-07T06:00:28Z	**Browsing The WWW On a 1980s IBM PC Using MicroWeb**
![](https://hackaday.com/wp-content/uploads/2023/11/microweb_demo_als_geek_lab.jpg?w=800)

Do you ever sit at your 1981 vintage IBM PC and get the urge to pop onto that newfangled ‘WWW’ to stay up to date on all the goings-on in […read more](https://hackaday.com/2023/11/06/browsing-the-www-on-a-1980s-ibm-pc-using-microweb/) ⌘ [Read more](https://hackaday.com/2023/11/06/browsing-the-www-on-a-1980s-ibm-pc-using-microweb/)
2023-11-07T09:00:17Z	**Nixie Tube RPN Calculator Project**
![](https://hackaday.com/wp-content/uploads/2023/11/nixie-feature.png?w=800)

If you like Nixie tubes and/or DIY calculators, checkout this interesting talk from the HP Handheld Conference in Orlando last month by [Eric Smith] from Brouhaha and [John Doran] from Time Fracture. […read more](https://hackaday.com/2023/11/07/nixie-tube-rpn-calculator-project/) ⌘ [Read more](https://hackaday.com/2023/11/07/nixie-tube-rpn-calculator-project/)
2023-11-07T12:00:13Z	**Intel v. NEC : The Case of the V20’s Microcode**
![NEC V20 - Konstantin Lanzet, CC BY-SA 3.0 via Wikimedia Commons](https://hackaday.com/wp-content/uploads/2023/11/nec_v20.jpg?w=800)

Back in the last century, Intel saw itself faced with a need to have ‘second source’ suppliers of its 8088 and 8086 processors, which saw NEC being roped in to […read more](https://hackaday.com/2023/11/07/intel-v-nec-the-case-of-the-v20s-microcode/) ⌘ [Read more](https://hackaday.com/2023/11/07/intel-v-nec-the-case-of-the-v20s-microcode/)
2023-11-07T15:00:48Z	**All About Cats, and What Ethernet Classifications Mean Beyond ‘Bigger Number Better’**
![](https://hackaday.com/wp-content/uploads/2020/10/Ethernet.jpg?w=800)

Although it probably feels like forever to many of us since Category 5 Ethernet cabling became prevalent, now that 2.5 and even 5 Gbit Ethernet has trickled into the mainstream, […read more](https://hackaday.com/2023/11/07/all-about-cats-and-what-ethernet-classifications-mean-beyond-bigger-number-be ... ⌘ [Read more](https://hackaday.com/2023/11/07/all-about-cats-and-what-ethernet-classifications-mean-beyond-bigger-number-better/)
2023-11-07T16:30:46Z	**Flipped Transformer Powers Budget-Friendly Vacuum Tube Amp**
![](https://hackaday.com/wp-content/uploads/2023/11/transformers.png?w=800)

If you’ve ever wondered why something like a radio or a TV could command a hefty fraction of a family’s yearly income back in the day, a likely culprit is […read more](https://hackaday.com/2023/11/07/flipped-transformer-powers-budget-friendly-vacuum-tube-amp/) ⌘ [Read more](https://hackaday.com/2023/11/07/flipped-transformer-powers-budget-friendly-vacuum-tube-amp/)
2023-11-07T18:45:16Z	**Hackaday Prize 2023: Ending 10 Years on a High Note**
![](https://hackaday.com/wp-content/uploads/2023/11/prize23_feat.jpg?w=800)

It’s a fact of life — all good things must eventually come to an end. The trick is not to focus so much on the chapter that’s closing, but look […read more](https://hackaday.com/2023/11/07/hackaday-prize-2023-ending-10-years-on-a-high-note/) ⌘ [Read more](https://hackaday.com/2023/11/07/hackaday-prize-2023-ending-10-years-on-a-high-note/)
2023-11-07T21:00:26Z	**Trouble Brewing For RISC-V As Issue of Technology Transfer Is Questioned**
![](https://hackaday.com/wp-content/uploads/2023/04/risc5-esp32-c3-thumbnail.jpg?w=800)

Within the messy world of international politics, a major consideration by governments concerns which types of kn0w-how and technology can be transferred and sold to other nations, with each type […read more](https://hackaday.com/2023/11/07/trouble-brewing-for-risc-v-as-issue-of-technology-transfer-is-qu ... ⌘ [Read more](https://hackaday.com/2023/11/07/trouble-brewing-for-risc-v-as-issue-of-technology-transfer-is-questioned/)
2023-11-08T00:00:39Z	**We Like Big Keyboards and We Cannot Lie**
![](https://hackaday.com/wp-content/uploads/2023/11/largest-kbd-800.jpg?w=800)

So, let’s say you’re good at DOTA. Like, world-class good. How good do you think you’d be on a keyboard that’s 16 feet long, with a space bar the size […read more](https://hackaday.com/2023/11/07/we-like-big-keyboards-and-we-cannot-lie/) ⌘ [Read more](https://hackaday.com/2023/11/07/we-like-big-keyboards-and-we-cannot-lie/)
2023-11-08T03:00:00Z	**Using Gravitational Lensing To Transmit Power And Detect Aliens**
![](https://hackaday.com/wp-content/uploads/2023/11/cosmos-featured.jpg?w=800)

Most of us will have at some point have bought a long power cable to charge the bike on the deck, but [Slava G. Turyshev] has a slightly more ambitious […read more](https://hackaday.com/2023/11/07/using-gravitational-lensing-to-transmit-power-and-detect-aliens/) ⌘ [Read more](https://hackaday.com/2023/11/07/using-gravitational-lensing-to-transmit-power-and-detect-aliens/)
2023-11-08T06:00:23Z	**50-Year-Old Program Gets Speed Boost**
![](https://hackaday.com/wp-content/uploads/2023/11/4040-featured.jpg?w=800)

At first glance, getting a computer program to run faster than the first electronic computers might seem trivial. After all, most of us carry enormously powerful processors in our pockets […read more](https://hackaday.com/2023/11/07/50-year-old-program-gets-speed-boost/) ⌘ [Read more](https://hackaday.com/2023/11/07/50-year-old-program-gets-speed-boost/)
2023-11-08T09:00:44Z	**3D Printing Improves Passive Pixel Water Gauge**
![](https://hackaday.com/wp-content/uploads/2023/11/passive_pixel.png?w=800)

Here at Hackaday, we feature all kinds of projects, and we love them all the same. But some projects are a little easier to love than others, especially those that […read more](https://hackaday.com/2023/11/08/3d-printing-improves-passive-pixel-water-gauge/) ⌘ [Read more](https://hackaday.com/2023/11/08/3d-printing-improves-passive-pixel-water-gauge/)
2023-11-08T12:00:08Z	**The Golden Age Of Gadget Catalogs**
![](https://hackaday.com/wp-content/uploads/2023/11/dak-catalog-featured.jpg?w=800)

Among Hackaday’s readership are likely to be many gadget enthusiasts who live for the latest electronics and who have obsessively followed gadget trends for most of their lives. You possess […read more](https://hackaday.com/2023/11/08/the-golden-age-of-gadget-catalogs/) ⌘ [Read more](https://hackaday.com/2023/11/08/the-golden-age-of-gadget-catalogs/)
2023-11-08T15:00:06Z	**Jenny’s Daily Drivers: RiscOS 5.28**
![](https://hackaday.com/wp-content/uploads/2023/07/JennysDriver.jpg?w=800)

On a mundane day at some point in late 1987, though I didn’t grasp exactly what it would become at the time, I sat in front of the future. My […read more](https://hackaday.com/2023/11/08/jennys-daily-drivers-riscos-5-28/) ⌘ [Read more](https://hackaday.com/2023/11/08/jennys-daily-drivers-riscos-5-28/)
2023-11-08T16:30:07Z	**Reliving the Authentic 90s Linux Experience**
![](https://hackaday.com/wp-content/uploads/2023/11/linux-main.png?w=800)

Installing Linux on a modern PC has never been easier. There are tons of tools available that will nearly-automatically download your Linux distribution of choice, image a USB drive, and […read more](https://hackaday.com/2023/11/08/reliving-the-authentic-90s-linux-experience/) ⌘ [Read more](https://hackaday.com/2023/11/08/reliving-the-authentic-90s-linux-experience/)
2023-11-08T18:00:26Z	**2G Or Not 2G, That Is The Question**
![](https://hackaday.com/wp-content/uploads/2023/10/2g-turnoff-featured.jpg?w=800)

Since the very early 1990s, we have become used to ubiquitous digital mobile phone coverage for both voice and data. Such has been their success that they have for many […read more](https://hackaday.com/2023/11/08/2g-or-not-2g-that-is-the-question/) ⌘ [Read more](https://hackaday.com/2023/11/08/2g-or-not-2g-that-is-the-question/)
2023-11-08T19:30:39Z	**Forever Writing on Monofilament Fishing Line**
![](https://hackaday.com/wp-content/uploads/2023/11/carbon_record.png?w=800)

Collectively, we have a long-term memory problem. Paper turns to mulch, dyes in optical disks degrade, iron oxides don’t last forever, and flash memories will eventually fade away. So what […read more](https://hackaday.com/2023/11/08/forever-writing-on-monofilament-fishing-line/) ⌘ [Read more](https://hackaday.com/2023/11/08/forever-writing-on-monofilament-fishing-line/)
2023-11-08T21:00:58Z	**An Open-Source Ebike Motor Controller**
![](https://hackaday.com/wp-content/uploads/2023/11/ebike-main.jpg?w=800)

DIY e-bikes are often easy to spot. If they’re not built out of something insane like an old washing machine motor, the more subtle kits that are generally used still […read more](https://hackaday.com/2023/11/08/an-open-source-ebike-motor-controller/) ⌘ [Read more](https://hackaday.com/2023/11/08/an-open-source-ebike-motor-controller/)
2023-11-09T00:00:02Z	**Getting PCIe Working on the New Pi 5**
![](https://hackaday.com/wp-content/uploads/2023/11/pcie-main.jpg?w=800)

After the Pi 4 released, a discovery was quickly made that the internals of the popular single-board computer use PCIe to communicate with each other. This wasn’t an accessible PCIe […read more](https://hackaday.com/2023/11/08/getting-pcie-working-on-the-new-pi-5/) ⌘ [Read more](https://hackaday.com/2023/11/08/getting-pcie-working-on-the-new-pi-5/)
2023-11-09T03:00:33Z	**Lunar Gateway’s Advanced Solar Electric Propulsion Engine Passes Initial Qualification Tests**
![](https://hackaday.com/wp-content/uploads/2023/11/AEPS_at_NASA_Glenn_featured.jpg?w=800)

Recently NASA announced earlier this month that the 12 kW Advanced Electric Propulsion System (AEPS) – which is scheduled to form an integral part of the Lunar Gateway when it […read more](https://hackaday.com/2023/11/08/lunar-gateways-advanced-solar-electric-pro ... ⌘ [Read more](https://hackaday.com/2023/11/08/lunar-gateways-advanced-solar-electric-propulsion-engine-passes-initial-qualification-tests/)
2023-11-09T06:00:17Z	**Apple System 7… on Solaris?**
![](https://hackaday.com/wp-content/uploads/2023/11/mae-featured.jpg?w=800)

While the Unix operating systems Solaris and HP-UX are still in active development, they’re not particularly popular anymore and are mostly relegated to some enterprise and data center environments They […read more](https://hackaday.com/2023/11/08/apple-system-7-on-solaris/) ⌘ [Read more](https://hackaday.com/2023/11/08/apple-system-7-on-solaris/)
2023-11-09T09:00:39Z	**Virginia Cave is the Largest Musical Instrument In The World**
![](https://hackaday.com/wp-content/uploads/2023/11/stalipipe.jpg?w=800)

Hit something with a hammer, and it makes a sound. If you’re lucky, it might even make a pleasant sound, which is the idea behind the Great Stalacpipe Organ in […read more](https://hackaday.com/2023/11/09/virginia-cave-is-the-largest-musical-instrument-in-the-world/) ⌘ [Read more](https://hackaday.com/2023/11/09/virginia-cave-is-the-largest-musical-instrument-in-the-world/)
2023-11-09T12:00:40Z	**Continental Europe’s First Spaceport – and it’s Above the Arctic Circle!**
![](https://hackaday.com/wp-content/uploads/2023/11/norway-space-featured.jpg?w=800)

When we think of a space launch it’s likely our minds might turn to the lush swampland of Florida’s Cape Canaveral, or the jungle of Kourou in Guyana. These are […read more](https://hackaday.com/2023/11/09/continental-europes-first-spaceport-and-its-above-the-arctic-circle/) ⌘ [Read more](https://hackaday.com/2023/11/09/continental-europes-first-spaceport-and-its-above-the-arctic-circle/)
2023-11-09T16:30:40Z	**Programming 1949 Style!**
![](https://hackaday.com/wp-content/uploads/2023/11/edsac.png?w=800)

What was it like to program an early digital computer? [Woven Memories] wanted to know and wants you to know, too. [Maurice Wilkes] and his team wrote a book about […read more](https://hackaday.com/2023/11/09/programming-1949-style/) ⌘ [Read more](https://hackaday.com/2023/11/09/programming-1949-style/)
2023-11-09T18:00:20Z	**Mining and Refining: Graphite**
![](https://hackaday.com/wp-content/uploads/2023/11/Graphite.jpg?w=800)

In my teenage years I worked for a couple of summers at a small amusement park as a ride operator. Looking back on it, the whole experience was a lot […read more](https://hackaday.com/2023/11/09/mining-and-refining-graphite/) ⌘ [Read more](https://hackaday.com/2023/11/09/mining-and-refining-graphite/)
2023-11-09T19:30:42Z	**Does Getting Into Your Garage Really Need to Be Difficult?**
![](https://hackaday.com/wp-content/uploads/2023/11/garage_door_opener.png?w=800)

Probably the last thing anyone wants when coming home from a long day at work or a trip is to be hassled at the last possible moment — gaining entrance […read more](https://hackaday.com/2023/11/09/does-getting-into-your-garage-really-need-to-be-difficult/) ⌘ [Read more](https://hackaday.com/2023/11/09/does-getting-into-your-garage-really-need-to-be-difficult/)
2023-11-09T21:00:17Z	**Hack a Soda Can to Jewellery**
![](https://hackaday.com/wp-content/uploads/2023/11/neck.png?w=800)

If you’ve ever needed some aluminum for a project, you might have noticed you have easy access to aluminum cans. If you need a cylinder, fine. But what if you […read more](https://hackaday.com/2023/11/09/hack-a-soda-can-to-jewellery/) ⌘ [Read more](https://hackaday.com/2023/11/09/hack-a-soda-can-to-jewellery/)
2023-11-10T00:00:38Z	**The Height Of 1960s Dental Electronic Technology**
![](https://hackaday.com/wp-content/uploads/2023/11/dental-device-featured.jpg?w=800)

If you’ve ever been to the dental surgery and found yourself requiring some gum surgery, the chances are you’ll have found your dentist wielding an electronic probe to cauterise the […read more](https://hackaday.com/2023/11/09/the-height-of-1960s-dental-electronic-technology/) ⌘ [Read more](https://hackaday.com/2023/11/09/the-height-of-1960s-dental-electronic-technology/)
2023-11-10T03:00:12Z	**Fastest Semiconductor May Also be Most Expensive**
![](https://hackaday.com/wp-content/uploads/2023/11/semi.png?w=800)

Scientists have found what they think may be the fastest known semiconductor. Sounds great, right? But it happens to made from one of the rarest elements: rhenium. That rare element […read more](https://hackaday.com/2023/11/09/fastest-semiconductor-may-also-be-most-expensive/) ⌘ [Read more](https://hackaday.com/2023/11/09/fastest-semiconductor-may-also-be-most-expensive/)
2023-11-10T06:00:52Z	**The Eyes of the Basilisk are Watching You**
![](https://hackaday.com/wp-content/uploads/2023/11/basilisk.jpg?w=600)

MIT student [Anhad Sawhney] built an interesting decoration for his dorm room corridor called The Eyes of the Basilisk. Named after the mythical creature with a deadly gaze, the project […read more](https://hackaday.com/2023/11/09/the-eyes-of-the-basilisk-are-watching-you/) ⌘ [Read more](https://hackaday.com/2023/11/09/the-eyes-of-the-basilisk-are-watching-you/)
2023-11-10T09:00:59Z	**Utah NuScale Nuclear Plant Project Canceled Due To Lack Of Interest From Utilities**
![Rendering of 6-unit NuScale VOYGR SMR plant.](https://hackaday.com/wp-content/uploads/2023/11/NuScale_voygr_6-plant-rendering.jpg?w=800)

Intended to be the first 6-unit deployment of NuScale’s 77 MW VOYGR small modular reactors (SMRs), the Carbon Free Power Project (CFPP) in Utah was scheduled to begin construction by […read more](https://hackaday.com/2023/11/10/utah-nuke-reactors-canceled-due-to-la ... ⌘ [Read more](https://hackaday.com/2023/11/10/utah-nuke-reactors-canceled-due-to-lack-of-interest/)
2023-11-10T12:00:01Z	**Cheap Power Supplies with Fake Chips Might Not be That Bad**
![](https://hackaday.com/wp-content/uploads/2023/11/cheap_buck.png?w=800)

We all know the old maxim: if it’s too good to be true, it’s probably made with fake components. OK, maybe that’s not exactly how it goes, but in our […read more](https://hackaday.com/2023/11/10/cheap-power-supplies-with-fake-chips-might-not-be-that-bad/) ⌘ [Read more](https://hackaday.com/2023/11/10/cheap-power-supplies-with-fake-chips-might-not-be-that-bad/)
2023-11-10T15:00:44Z	**This Week in Security: Find My Keylogger, Zephyr, and Active Exploitation**
![](https://hackaday.com/wp-content/uploads/2016/01/darkarts.jpg?w=800)

Keyloggers. Such a simple concept — you secretly record all the characters typed on a keyboard, and sort through it later for interesting data. That keyboard sniffer could be done […read more](https://hackaday.com/2023/11/10/this-week-in-security-find-my-keylogger-zephyr-and-active-exploitation/) ⌘ [Read more](https://hackaday.com/2023/11/10/this-week-in-security-find-my-keylogger-zephyr-and-active-exploitation/)
2023-11-10T16:30:44Z	**Synthesizing 360-degree Views From Single Source Images**
![](https://hackaday.com/wp-content/uploads/2023/11/ZERONVS-wide.png?w=800)

ZeroNVS is one of those research projects that is rather more impressive than it may look at first glance. On one hand, the 3D reconstructions — we urge you to […read more](https://hackaday.com/2023/11/10/synthesizing-360-degree-views-from-single-source-images/) ⌘ [Read more](https://hackaday.com/2023/11/10/synthesizing-360-degree-views-from-single-source-images/)
2023-11-10T17:00:13Z	**Hackaday Podcast 243: Supercon, Super Printing, and Super Gyros**
![](https://hackaday.com/wp-content/uploads/2016/05/microphone.jpg?w=800)

With solder fumes from Supercon still in the air, Hackaday’s Elliot Williams and Al Williams met to compare notes about the conference talks, badge hacking, and more. Tom Nardi dropped […read more](https://hackaday.com/2023/11/10/hackaday-podcast-243-supercon-super-printing-and-super-gyros/) ⌘ [Read more](https://hackaday.com/2023/11/10/hackaday-podcast-243-supercon-super-printing-and-super-gyros/)
2023-11-10T18:00:21Z	**Hands on with Boondock Echo**
![](https://hackaday.com/wp-content/uploads/2023/10/boondock-echo-scale-01.jpeg?w=800)

Perhaps no words fill me with more dread than, “I hear there’s something going around.” In my experience, you hear this when some nasty bug has worked its way into […read more](https://hackaday.com/2023/11/10/hands-on-with-boondock-echo/) ⌘ [Read more](https://hackaday.com/2023/11/10/hands-on-with-boondock-echo/)
2023-11-10T19:30:16Z	**OpenMV Promises “Flyby” Imaging of Components for Pick and Place Project**
![](https://hackaday.com/wp-content/uploads/2023/11/Testing-OpenMV-H7-as-a-flyby-camera-12-9-screenshot.png?w=800)

[iforce2d] has an interesting video exploring whether the OpenMV H7 board is viable as a flyby camera for pick and place, able to quickly snap a shot of a moving […read more](https://hackaday.com/2023/11/10/openmv-promises-flyby-imaging-of-components-for-pick-and-place-project/) ⌘ [Read more](https://hackaday.com/2023/11/10/openmv-promises-flyby-imaging-of-components-for-pick-and-place-project/)
2023-11-10T21:00:04Z	**Solder Two Boards at Once With This Dual Reflow Plate**
![](https://hackaday.com/wp-content/uploads/2023/11/dual_reflow.jpg?w=800)

Homebrew reflow projects generally follow a pretty simple formula: find a thrift shop toaster oven or hot plate, add a microcontroller and a means to turn the heating element on […read more](https://hackaday.com/2023/11/10/solder-two-boards-at-once-with-this-dual-reflow-plate/) ⌘ [Read more](https://hackaday.com/2023/11/10/solder-two-boards-at-once-with-this-dual-reflow-plate/)
2023-11-11T00:00:06Z	**Wind Tunnel Uses the Last Straw**
![](https://hackaday.com/wp-content/uploads/2023/11/tunnel.png?w=800)

If you watch the movies, there isn’t much to a wind tunnel. Just a fan and a tunnel, right? The truth is there’s a lot more to it than that, […read more](https://hackaday.com/2023/11/10/wind-tunnel-uses-the-last-straw/) ⌘ [Read more](https://hackaday.com/2023/11/10/wind-tunnel-uses-the-last-straw/)
2023-11-11T03:00:59Z	**Radioactive Water Was Once a (Horrifying) Health Fad**
![](https://hackaday.com/wp-content/uploads/2023/11/Episode-22-Radithor-Radioactive-Water-29-40-screenshot.png?w=800)

Take a little time to watch the history of Radithor, a presentation by [Adam Blumenberg] into a quack medicine that was exactly what it said on the label: distilled water […read more](https://hackaday.com/2023/11/10/radioactive-water-was-once-a-horrifying-health-fad/) ⌘ [Read more](https://hackaday.com/2023/11/10/radioactive-water-was-once-a-horrifying-health-fad/)
2023-11-11T06:00:31Z	**Putting 3D Printed Screw Threads To The Test**
![](https://hackaday.com/wp-content/uploads/2023/11/3d_printed_screw_threads.jpg?w=800)

One of the challenges with 3D printing is seeing how far designs can be pushed before they break. This includes aspects like flexible hinges and structural components, but also smaller […read more](https://hackaday.com/2023/11/10/putting-3d-printed-screw-threads-to-the-test/) ⌘ [Read more](https://hackaday.com/2023/11/10/putting-3d-printed-screw-threads-to-the-test/)
2023-11-11T09:00:15Z	**Roll Your Own Python Debugger**
![](https://hackaday.com/wp-content/uploads/2023/11/dbg.png?w=800)

Debugging might be the one thing that separates “modern” programming from “classic” programming. If you are on an old enough computer — or maybe one that has limited tools like […read more](https://hackaday.com/2023/11/11/roll-your-own-python-debugger/) ⌘ [Read more](https://hackaday.com/2023/11/11/roll-your-own-python-debugger/)
2023-11-11T12:00:00Z	**NVIDIA Trains Custom AI to Assist Chip Designers**
![](https://hackaday.com/wp-content/uploads/2018/05/ros1.jpg?w=800)

AI is big news lately, but as with all new technology moves, it’s important to pierce through the hype. Recent news about NVIDIA creating a custom large language model (LLM) […read more](https://hackaday.com/2023/11/11/nvidia-trains-custom-ai-to-assist-chip-designers/) ⌘ [Read more](https://hackaday.com/2023/11/11/nvidia-trains-custom-ai-to-assist-chip-designers/)
2023-11-11T15:00:50Z	**Supercon and Soylent Green**
![](https://hackaday.com/wp-content/uploads/2023/11/supercon_folks.png?w=800)

The 2023 Hackaday Supercon is all done and dusted, and we’re still catching up on our sleep. I couldn’t ask everyone, but a great time was had by everyone I […read more](https://hackaday.com/2023/11/11/supercon-and-soylent-green/) ⌘ [Read more](https://hackaday.com/2023/11/11/supercon-and-soylent-green/)
2023-11-11T18:00:35Z	**Pimp the Potentiometer**
![](https://hackaday.com/wp-content/uploads/2023/11/ringled.png?w=800)

Sometimes, a hack isn’t really about the technology but about the logistics. If we asked you to light up an LED using an Arduino, there’s a good chance you’d know […read more](https://hackaday.com/2023/11/11/pimp-the-potentiometer/) ⌘ [Read more](https://hackaday.com/2023/11/11/pimp-the-potentiometer/)
2023-11-11T21:00:29Z	**Neopixels? Try Liquid Nitrogen to Color Shift Your LEDs Instead**
![](https://hackaday.com/wp-content/uploads/2023/11/ln2_led.png?w=800)

If you’re like us, you’ve never spent a second thinking about what happens when you dunk an ordinary LED into liquid nitrogen. That’s too bad because as it turns out, […read more](https://hackaday.com/2023/11/11/neopixels-try-liquid-nitrogen-to-color-shift-your-leds-instead/) ⌘ [Read more](https://hackaday.com/2023/11/11/neopixels-try-liquid-nitrogen-to-color-shift-your-leds-instead/)
2023-11-12T00:00:16Z	**A Mysterious 6502 Apple 2 simulator**
![](https://hackaday.com/wp-content/uploads/2023/11/6502sim-feature.jpg?w=800)

Nice, visual simulators of CPUs such as the 6502 are usually made much later and with more modern tooling than what they simulate. But what if that wasn’t the case? […read more](https://hackaday.com/2023/11/11/a-mysterious-6502-apple-2-simulator/) ⌘ [Read more](https://hackaday.com/2023/11/11/a-mysterious-6502-apple-2-simulator/)
2023-11-12T03:00:21Z	**The AI Pin: a Smart Body Camera That Wants To Compete With Smartphones**
![Human AI Pin marketing picture. (Credting: Humane)](https://hackaday.com/wp-content/uploads/2023/11/humane_ai_pin.jpg?w=800)

Seeking to shake up the smartphone market, Humane introduced its ‘AI Pin’, which at first glance looks like someone put a very stylish body camera on their chest. There’s no […read more](https://hackaday.com/2023/11/11/the-ai-pin-a-smart-body-camera-that-wants-to-compete ... ⌘ [Read more](https://hackaday.com/2023/11/11/the-ai-pin-a-smart-body-camera-that-wants-to-compete-with-smartphones/)
2023-11-12T06:00:19Z	**Ham Radio Memes in the 1970s**
![](https://hackaday.com/wp-content/uploads/2023/11/sstv.png?w=800)

If you have a fondness for old and unusual ham gear, [Saveitforparts] has a great video (see below) about a Robot slow scan receiver he found at a junk store.  […read more](https://hackaday.com/2023/11/11/ham-radio-memes-in-the-1970s/) ⌘ [Read more](https://hackaday.com/2023/11/11/ham-radio-memes-in-the-1970s/)
2023-11-12T09:00:44Z	**Leaky SMD Electrolytics? Try These Brute Force Removal Methods**
![](https://hackaday.com/wp-content/uploads/2023/11/smd-cap.png?w=800)

When you say “recapping” it conjures up an image of a dusty old chassis with point-to-point wiring with a bunch of dried-out old capacitors or dodgy-looking electrolytics that need replacement. […read more](https://hackaday.com/2023/11/12/leaky-smd-electrolytics-try-these-brute-force-removal-methods/) ⌘ [Read more](https://hackaday.com/2023/11/12/leaky-smd-electrolytics-try-these-brute-force-removal-methods/)
2023-11-12T12:00:51Z	**Introducing Molybdenene As Graphene’s New Dirac Matter Companion**
![Molybdenene whiskers. (Credit: Sahu et al., 2023)](https://hackaday.com/wp-content/uploads/2023/11/molybdenene_whiskers_sahu_et_al_2023.jpg?w=800)

Amidst all the (well-deserved) hype around graphene, it’s important to remember that its properties are not unique to carbon. More atoms can be coaxed into stable 2-dimensional configuration, with molybdenene […read more](https://hackaday.com/2023/11/12/introdu ... ⌘ [Read more](https://hackaday.com/2023/11/12/introducing-molybdenene-as-graphenes-new-dirac-matter-companion/)
2023-11-12T15:00:53Z	**A Classic Shortwave Radio Restored**
![](https://hackaday.com/wp-content/uploads/2023/11/sony.png?w=800)

Before the Internet, if you wanted to hear news from around the world, you probably bought a shortwave receiver. In the golden age of world band radio, there was a […read more](https://hackaday.com/2023/11/12/a-classic-shortwave-radio-restored/) ⌘ [Read more](https://hackaday.com/2023/11/12/a-classic-shortwave-radio-restored/)
2023-11-12T18:00:17Z	**The IBM MDA Should Have Been The CDA**
![](https://hackaday.com/wp-content/uploads/2023/11/ibm-mda-featured.jpg?w=800)

If you are reading this on an IBM PC-compatible computer, it is a certainty that its graphics card will support the lowest common denominator of PC displays, the Monochrome Display […read more](https://hackaday.com/2023/11/12/the-ibm-mda-should-have-been-the-cda/) ⌘ [Read more](https://hackaday.com/2023/11/12/the-ibm-mda-should-have-been-the-cda/)
2023-11-12T21:00:40Z	**Arduino Sticker Dispenser Saves Time**
![](https://hackaday.com/wp-content/uploads/2023/11/sticker-dispenser-800.jpg?w=800)

What’s the worst part about packaging up a whole lot of the same basic thing? It might just be applying the various warning stickers to the outside of the shipping […read more](https://hackaday.com/2023/11/12/arduino-sticker-dispenser-saves-time/) ⌘ [Read more](https://hackaday.com/2023/11/12/arduino-sticker-dispenser-saves-time/)
2023-11-13T00:00:32Z	**Hackaday Links: November 12, 2023**
![Hackaday Links Column Banner](https://hackaday.com/wp-content/uploads/2014/11/had-links-banner.jpg?w=800)

Somebody must really have it in for Cruise, because the bad press just keeps piling up for the robo-taxi company. We’ve highlighted many of the company’s woes in this space, […read more](https://hackaday.com/2023/11/12/hackaday-links-november-12-2023/) ⌘ [Read more](https://hackaday.com/2023/11/12/hackaday-links-november-12-2023/)
2023-11-13T03:00:42Z	**Data Science the Stanford Way**
![](https://hackaday.com/wp-content/uploads/2023/11/ds.png?w=800)

Data science is a relatively new term for a relatively old discipline. Essentially, it is data analysis, particularly for large data sets. It involves techniques as wide-ranging as statistics, computer […read more](https://hackaday.com/2023/11/12/data-science-the-stanford-way/) ⌘ [Read more](https://hackaday.com/2023/11/12/data-science-the-stanford-way/)
2023-11-13T06:00:26Z	**A Small-Packing Antenna For 2 Metre Portable Work**
![](https://hackaday.com/wp-content/uploads/2023/11/2-metre-loop-featured.jpg?w=800)

One of amateur radio’s many interests comes in portable operation, taking your radio to an out of the way place, usually a summit, and working the world using only what […read more](https://hackaday.com/2023/11/12/a-small-packing-antenna-for-2-metre-portable-work/) ⌘ [Read more](https://hackaday.com/2023/11/12/a-small-packing-antenna-for-2-metre-portable-work/)
2023-11-13T09:00:33Z	**General Instruments Video Game Chip Rides Again**
![](https://hackaday.com/wp-content/uploads/2023/11/pong.png?w=800)

Early video games like Pong were not computer-controlled. They used discrete logic to generate the TV signals. As you might expect, the market exploded when you could get all the […read more](https://hackaday.com/2023/11/13/general-instruments-video-game-chip-rides-again/) ⌘ [Read more](https://hackaday.com/2023/11/13/general-instruments-video-game-chip-rides-again/)
2023-11-13T12:00:38Z	**Stream Vinyl To Your Sonos Without The Financial Penalty**
![](https://hackaday.com/wp-content/uploads/2017/02/record-player-intro-featured.jpg?w=800)

One of the unexpected success stories in the world of hi-fi over the past decade has been the resurgence of the vinyl LP as a musical format. What was once […read more](https://hackaday.com/2023/11/13/stream-vinyl-to-your-sonos-without-the-financial-penalty/) ⌘ [Read more](https://hackaday.com/2023/11/13/stream-vinyl-to-your-sonos-without-the-financial-penalty/)
2023-11-13T15:00:39Z	**JawnCon 0x0: A Strong Start with a Bright Future**
![](https://hackaday.com/wp-content/uploads/2023/11/jawn_feat.jpg?w=800)

Last month, I had the pleasure witnessing a birth. No, not of a child. What I’m talking about is something far rarer, though arguably, just as loud and danger fraught […read more](https://hackaday.com/2023/11/13/jawncon-0x0-a-strong-start-with-a-bright-future/) ⌘ [Read more](https://hackaday.com/2023/11/13/jawncon-0x0-a-strong-start-with-a-bright-future/)
2023-11-13T16:30:00Z	**Watch Time Roll By On This Strange, Spiral Clock**
![](https://hackaday.com/wp-content/uploads/2023/11/I-Built-the-Strangest-Clock-Ever-Arduino-Based-Laser-Cut-Creality-Falcon2-0-4-screenshot.png?w=800)

[Build Some Stuff] created an unusual spiral clock that’s almost entirely made from laser-cut wood, even the curved and bendy parts. The clock works by using a stepper motor and […read more](https://hackaday.com/2023/11/13/watch-time-roll-by-on-this-strange-spiral-clock/) ⌘ [Read more](https://hackaday.com/2023/11/13/watch-time-roll-by-on-this-strange-spiral-clock/)
2023-11-13T19:30:21Z	**Vectorscope KiCad Redrawing Project**
![](https://hackaday.com/wp-content/uploads/2023/11/vector-feature.png?w=800)

When I saw this year’s Supercon Vectorscope badge, I decided that I had to build one for myself. Since I couldn’t attend in-person, I immediately got the PCBs and parts […read more](https://hackaday.com/2023/11/13/vectorscope-kicad-redrawing-project/) ⌘ [Read more](https://hackaday.com/2023/11/13/vectorscope-kicad-redrawing-project/)
2023-11-13T21:00:59Z	**Hot Wheel Car Becomes 1/64 Scale Micro RC Car, Complete With Camera**
![](https://hackaday.com/wp-content/uploads/2023/11/Transform-Your-Hot-Wheels-into-a-micro-FPV-RC-Car-20-26-screenshot.png?w=800)

If you enjoy watching skilled assembly of small mechanical systems with electronics to match, then make some time to watch [Max Imagination] transform a Hot Wheels car into a 1/64th […read more](https://hackaday.com/2023/11/13/hot-wheel-car-becomes-1-64-scale-micro-rc-car-c ... ⌘ [Read more](https://hackaday.com/2023/11/13/hot-wheel-car-becomes-1-64-scale-micro-rc-car-complete-with-camera/)
2023-11-14T00:00:28Z	**Obsolete E-Reader Gets New Life**
![](https://hackaday.com/wp-content/uploads/2023/11/ereader-main.jpeg?w=800)

For those who read often, e-readers are a great niche device that can help prevent eye fatigue with their e-ink displays especially when compared to a backlit display like a […read more](https://hackaday.com/2023/11/13/obsolete-e-reader-gets-new-life/) ⌘ [Read more](https://hackaday.com/2023/11/13/obsolete-e-reader-gets-new-life/)
2023-11-14T03:00:33Z	**Using Nuclear Decay As Random Number Generator Source For An MCU**
![](https://hackaday.com/wp-content/uploads/2023/11/nuclear_decay_rng_featured.jpg?w=800)

Although there are many ways to get a random number generator (RNG) set up on a microcontroller, it’s hard to argue with the sheer randomness of the various kinds of […read more](https://hackaday.com/2023/11/13/using-nuclear-decay-as-random-number-generator-source-for-an-mcu/) ⌘ [Read more](https://hackaday.com/2023/11/13/using-nuclear-decay-as-random-number-generator-source-for-an-mcu/)
2023-11-14T06:00:36Z	**3D Printed Stamp Rollers**
![](https://hackaday.com/wp-content/uploads/2023/11/stamp.png?w=800)

If you have an artistic bent, you might have seen self-inking stamp rollers. These are like rotary rubber stamps that leave a pattern as you roll across a page. [Becky] […read more](https://hackaday.com/2023/11/13/3d-printed-stamp-rollers/) ⌘ [Read more](https://hackaday.com/2023/11/13/3d-printed-stamp-rollers/)
2023-11-14T09:00:03Z	**Pi Zero FPV Robot Uses Tiny Motor & Gears**
![](https://hackaday.com/wp-content/uploads/2023/11/povbot_feat.jpg?w=800)

We’ve seen plenty of first-person view (FPV) robots built using the Raspberry Pi Zero, but this one from [Shane] has an interesting twist: rather than directly driving the wheels from […read more](https://hackaday.com/2023/11/14/pi-zero-fpv-robot-uses-tiny-motor-gears/) ⌘ [Read more](https://hackaday.com/2023/11/14/pi-zero-fpv-robot-uses-tiny-motor-gears/)
2023-11-14T12:00:00Z	**D-POINT: A Digital Pen with Optical-Inertial Tracking**
![](https://hackaday.com/wp-content/uploads/2023/11/cad-drawing-featured.png?w=800)

[Jcparkyn] clearly had an interesting topic for their thesis project, and was conscientious enough to write up a chunk of it and release it to the wild. The project in […read more](https://hackaday.com/2023/11/14/d-point-a-digital-pen-with-optical-inertial-tracking/) ⌘ [Read more](https://hackaday.com/2023/11/14/d-point-a-digital-pen-with-optical-inertial-tracking/)
2023-11-14T15:00:59Z	**Detecting Neutrinos, The Slippery Ghost Particles That Don’t Want To Interact**
![](https://hackaday.com/wp-content/uploads/2023/11/Neutrino.jpg?w=800)

Neutrinos are some of the most elusive particles that are well-known to science. These tiny subatomic particles have no electric charge and an extremely small mass, making them incredibly difficult […read more](https://hackaday.com/2023/11/14/detecting-neutrinos-the-slippery-ghost-particles-that-dont-want-to-int ... ⌘ [Read more](https://hackaday.com/2023/11/14/detecting-neutrinos-the-slippery-ghost-particles-that-dont-want-to-interact/)
2023-11-14T16:30:56Z	**Testing Various Properties Of LEGO-Compatible Axles**
![](https://hackaday.com/wp-content/uploads/2023/11/testing_lego_compatible_axles_featured.jpg?w=800)

If you ever wondered what’d happen if you were to use LEGO Technic parts, but they were made out of something other than plastic, the [Brick Experiment Channel] has got […read more](https://hackaday.com/2023/11/14/testing-various-properties-of-lego-compatible-axles/) ⌘ [Read more](https://hackaday.com/2023/11/14/testing-various-properties-of-lego-compatible-axles/)
2023-11-14T19:30:25Z	**There’s No AI In A Markov Chain, But They’re Fun To Play With**
![](https://hackaday.com/wp-content/uploads/2023/11/markov-chain-featured.jpg?w=800)

Amid all the hype about AI it sometimes seems as though the world has lost sight of the fact that software such as ChatGPT contains no intelligence. Instead it’s an […read more](https://hackaday.com/2023/11/14/theres-no-ai-in-a-markov-chain-but-theyre-fun-to-play-with/) ⌘ [Read more](https://hackaday.com/2023/11/14/theres-no-ai-in-a-markov-chain-but-theyre-fun-to-play-with/)
2023-11-14T21:00:17Z	**An Off-Grid EV Camper Van**
![A large, teardrop-shaped van with a wide, friendly face sits in a grassy field. A grey canvas pop top is opened on its top and solar panels extend from either side of its roof, making it look somewhat like a large insect with wings extended.](https://hackaday.com/wp-content/uploads/2023/11/Stella.jpg?w=800)

Despite our predilection for creature comforts like electricity, it can be nice to get away from it all from time-to-time. Students from Eindhoven University of Technology deve ... ⌘ [Read more](https://hackaday.com/2023/11/14/an-off-grid-ev-camper-van/)
2023-11-15T00:00:41Z	**Increase Your Blinkenlights With This Silicon Wafer Necklace**
![](https://hackaday.com/wp-content/uploads/2023/11/achain-feature-1.jpg?w=800)

Necklaces aren’t often very high-tech, mostly because of the abuse they have to go through being worn. This was obviously a problem that needed solving, so [Matt Venn] decided to […read more](https://hackaday.com/2023/11/14/increase-your-blinkenlights-with-this-silicon-wafer-necklace/) ⌘ [Read more](https://hackaday.com/2023/11/14/increase-your-blinkenlights-with-this-silicon-wafer-necklace/)
2023-11-15T03:00:05Z	**Balloon to Fly During Solar Eclipse**
![](https://hackaday.com/wp-content/uploads/2023/11/hab-featured.jpg?w=800)

The Great American Eclipse was a solar eclipse that passed nearly the entire continental United States back in 2017. While it might sound like a once-in-a-lifetime event to experience a […read more](https://hackaday.com/2023/11/14/balloon-to-fly-during-solar-eclipse/) ⌘ [Read more](https://hackaday.com/2023/11/14/balloon-to-fly-during-solar-eclipse/)
2023-11-15T06:00:12Z	**The Quaint History of the Commodore ChessMate**
![](https://hackaday.com/wp-content/uploads/2023/11/ChessMate_Prototype.jpg?w=800)

The Commodore International of the 1970s was a company which dabbled in a bit of everything when it came to consumer electronics, with the Commodore ChessMate being a prime example […read more](https://hackaday.com/2023/11/14/the-quaint-history-of-the-commodore-chessmate/) ⌘ [Read more](https://hackaday.com/2023/11/14/the-quaint-history-of-the-commodore-chessmate/)
2023-11-15T09:00:27Z	**Num Pad Reborn as Stream Deck**
![](https://hackaday.com/wp-content/uploads/2023/11/num-pad-macro-800.jpg?w=800)

Stream decks are cool and all, but they are essentially expensive, albeit sorta cool-looking macro pads. So why not try to make your own? You don’t necessarily have to start […read more](https://hackaday.com/2023/11/15/num-pad-reborn-as-stream-deck/) ⌘ [Read more](https://hackaday.com/2023/11/15/num-pad-reborn-as-stream-deck/)
2023-11-15T12:00:01Z	**Diesel Station Wagon Runs on Plastic**
![](https://hackaday.com/wp-content/uploads/2023/11/volvo-main.png?w=800)

Old diesel engines from various car manufacturers like Mercedes and Volkswagen are highly prized even in modern times. Not only were these engines incredibly reliable and mechanically simple, but they […read more](https://hackaday.com/2023/11/15/diesel-station-wagon-runs-on-plastic/) ⌘ [Read more](https://hackaday.com/2023/11/15/diesel-station-wagon-runs-on-plastic/)
2023-11-15T15:00:53Z	**A Look at all the Badge Hacks of Supercon 2023**
![](https://hackaday.com/wp-content/uploads/2023/08/sucon2023-twitter4@2x.png?w=800)

For those of you who’ve had the opportunity to join us in Pasadena for Supercon, you’ll know it’s a wild ride from start to finish. Singling out a single moment […read more](https://hackaday.com/2023/11/15/a-look-at-all-the-badge-hacks-of-supercon-2023/) ⌘ [Read more](https://hackaday.com/2023/11/15/a-look-at-all-the-badge-hacks-of-supercon-2023/)
2023-11-15T16:30:25Z	**Underwater Kites Buoying The Prospect Of More Tidal Power Generation**
![](https://hackaday.com/wp-content/uploads/2023/11/minesto_kite-breakdown.jpg?w=800)

Swedish start-up Minesto has been for years trying to float the idea of having underwater turbines that generate power for use on-shore. These would be anchored to the seafloor by […read more](https://hackaday.com/2023/11/15/underwater-kites-buoying-the-prospect-of-more-tidal-power-generation/) ⌘ [Read more](https://hackaday.com/2023/11/15/underwater-kites-buoying-the-prospect-of-more-tidal-power-generation/)
2023-11-15T18:00:17Z	**A Brief History of Weather Control**
![](https://hackaday.com/wp-content/uploads/2023/09/WeatherMod.jpg?w=800)

It used to be a common expression to say that something would happen when “people walked on the moon.” That is, something that was never going to happen. Of course, […read more](https://hackaday.com/2023/11/15/a-brief-history-of-weather-control/) ⌘ [Read more](https://hackaday.com/2023/11/15/a-brief-history-of-weather-control/)
2023-11-15T19:30:22Z	**Don’t Look Up, or You’ll See the Time from This VFD Projection Clock**
![](https://hackaday.com/wp-content/uploads/2023/11/vfd_ceiling_clock.png?w=705)

Ceiling clocks were a bit of a thing back in the days when clock radios were a fixture of nightstands. The idea was to project the time onto the ceiling […read more](https://hackaday.com/2023/11/15/dont-look-up-or-youll-see-the-time-from-this-vfd-projection-clock/) ⌘ [Read more](https://hackaday.com/2023/11/15/dont-look-up-or-youll-see-the-time-from-this-vfd-projection-clock/)
2023-11-15T21:00:57Z	**Backyard UFO Is Out of This World**
![](https://hackaday.com/wp-content/uploads/2023/11/UFO-800.jpg?w=800)

Halloween may be over for another year, but UFOs in your yard are cool year-round. This one might take the cake. [frydom.john]’s excellent UFO is fully programmable and contains about […read more](https://hackaday.com/2023/11/15/backyard-ufo-is-out-of-this-world/) ⌘ [Read more](https://hackaday.com/2023/11/15/backyard-ufo-is-out-of-this-world/)
2023-11-16T00:00:09Z	**After MEMS Microphones, MEMS Speakers Enter The Market**
![XMems Cowell MEMS-based tweeter on top of dynamic driver. (Credit: xMEMS)](https://hackaday.com/wp-content/uploads/2023/11/Cowell-Tweeter.jpg?w=800)

These days it’s hard to not come across solid-state (micro-electromechanical systems, MEMS) microphones, as they are now displacing electret microphones almost everywhere due to their small size and low cost. […read more](https://hackaday.com/2023/11/15/after-mems-microphones-me ... ⌘ [Read more](https://hackaday.com/2023/11/15/after-mems-microphones-mems-speakers-enter-the-market/)
2023-11-16T03:00:57Z	**The Linux Scheduler And How It Handles More Cores**
![](https://hackaday.com/wp-content/uploads/2017/01/optimizing-linux-featured.jpg?w=800)

Sometimes you read an article headline and you find yourself re-reading it a few times before diving into the article. This was definitely the case for a recent blog post […read more](https://hackaday.com/2023/11/15/the-linux-scheduler-and-how-it-handles-more-cores/) ⌘ [Read more](https://hackaday.com/2023/11/15/the-linux-scheduler-and-how-it-handles-more-cores/)
2023-11-16T06:00:05Z	**Robots: How The Pros Keep Them Safe**
![](https://hackaday.com/wp-content/uploads/2023/11/02-VS-1223-Robotics-Feature-Robot-safety-e1699997255765.jpg?w=599)

Robotic safety standards are designed for commercial bots, but amateur robot builders should also consider ideas like the keepout zone where a mobile robot isn’t permitted to go or how […read more](https://hackaday.com/2023/11/15/robots-how-the-pros-keep-them-safe/) ⌘ [Read more](https://hackaday.com/2023/11/15/robots-how-the-pros-keep-them-safe/)
2023-11-16T09:00:03Z	**Lessons in Mass Production from an Atari Punk Console**
![](https://hackaday.com/wp-content/uploads/2023/11/assembled_open_batch.jpg?w=736)

Sometimes the most interesting part of a project isn’t the widget itself, but what it teaches you about the manufacturing process. The story of the manufacturing scale-up of this Atari […read more](https://hackaday.com/2023/11/16/lessons-in-mass-production-from-an-atari-punk-console/) ⌘ [Read more](https://hackaday.com/2023/11/16/lessons-in-mass-production-from-an-atari-punk-console/)
2023-11-16T12:00:00Z	**Probably The Largest Selfie Camera In The World**
![](https://hackaday.com/wp-content/uploads/2023/11/camera-obscura-featured.jpg?w=800)

Most readers will have some idea of how a camera works, with a lens placed in front of a piece of film or an electronic sensor, and the distance between […read more](https://hackaday.com/2023/11/16/probably-the-largest-selfie-camera-in-the-world/) ⌘ [Read more](https://hackaday.com/2023/11/16/probably-the-largest-selfie-camera-in-the-world/)
2023-11-16T15:00:20Z	**Tech In Plain Sight: What Does a Yellow Light Mean?**
![](https://hackaday.com/wp-content/uploads/2023/11/traffic_light_tree.jpg?w=800)

The traffic light is a ubiquitous feature of modern life and is quite old — dating back to 1868 London, although that device was a modified railroad semaphore operated by […read more](https://hackaday.com/2023/11/16/tech-in-plain-sight-what-does-a-yellow-light-mean/) ⌘ [Read more](https://hackaday.com/2023/11/16/tech-in-plain-sight-what-does-a-yellow-light-mean/)
2023-11-16T16:30:32Z	**A 3D Printed Grinder for Printed Lens Blanks**
![](https://hackaday.com/wp-content/uploads/2023/11/printed_lenses.jpg?w=800)

When one thinks of applications for 3D printing, optical components don’t seem to be a good fit. With the possible exception of Fresnel lenses, FDM printing doesn’t seem up to […read more](https://hackaday.com/2023/11/16/a-3d-printed-grinder-for-printed-lens-blanks/) ⌘ [Read more](https://hackaday.com/2023/11/16/a-3d-printed-grinder-for-printed-lens-blanks/)
2023-11-16T19:30:08Z	**Umbrella Antenna Protects You from Rain, but Not the Way You Think**
![](https://hackaday.com/wp-content/uploads/2023/11/umbrella_sat.png?w=800)

You never know when you’ll be called upon to [MacGyver] your way out of an emergency. We can’t imagine what kind of situation would call for whipping up a satellite […read more](https://hackaday.com/2023/11/16/umbrella-antenna-protects-you-from-rain-but-not-the-way-you-think/) ⌘ [Read more](https://hackaday.com/2023/11/16/umbrella-antenna-protects-you-from-rain-but-not-the-way-you-think/)
2023-11-16T21:00:18Z	**ColorReplica Is a Rainbow At Your Fingertips**
![](https://hackaday.com/wp-content/uploads/2023/11/colorReplica-800.jpg?w=800)

Have you ever wanted to match paint to the color of a pillow, or make a website where the primary color matches your favorite shade of electrolytic capacitor? Then ColorReplica […read more](https://hackaday.com/2023/11/16/colorreplica-is-a-rainbow-at-your-fingertips/) ⌘ [Read more](https://hackaday.com/2023/11/16/colorreplica-is-a-rainbow-at-your-fingertips/)
2023-11-17T00:00:51Z	**No TP? No problem!**
![](https://hackaday.com/wp-content/uploads/2023/11/toilet-paper-featured.jpg?w=800)

Among First World Problems, there can be few worse than running out of toilet paper. The horror! If you’re not able to do as we did yesterday and borrow a […read more](https://hackaday.com/2023/11/16/no-tp-no-problem/) ⌘ [Read more](https://hackaday.com/2023/11/16/no-tp-no-problem/)
2023-11-17T03:00:49Z	**Robot Hand Has Good Bones**
![](https://hackaday.com/wp-content/uploads/2023/11/hand.png?w=800)

What do you get when you mix rigid and elastic polymers with a laser-scanning 3D printing technique? If you are researchers at ETH Zurich, you get robot hands with bones, […read more](https://hackaday.com/2023/11/16/robot-hand-has-good-bones/) ⌘ [Read more](https://hackaday.com/2023/11/16/robot-hand-has-good-bones/)
2023-11-17T06:00:30Z	**A Canned Ham Ham Antenna**
![](https://hackaday.com/wp-content/uploads/2023/11/hamtenna.png?w=800)

If you’d have asked us for odds on whether you could successfully turn a canned ham into an amateur radio antenna, we’d have declined the offer. Now, having seen [Ben […read more](https://hackaday.com/2023/11/16/a-canned-ham-ham-antenna/) ⌘ [Read more](https://hackaday.com/2023/11/16/a-canned-ham-ham-antenna/)
2023-11-17T09:00:05Z	**Apple Archeology: The Future Once Had Server Side Computing In It**
![](https://hackaday.com/wp-content/uploads/2023/11/apple-archaeolofy-featured.jpg?w=800)

To read the IT press in the early 1990s, those far-off days just before the Web was the go-to source of information, was to be fed a rosy vision of […read more](https://hackaday.com/2023/11/17/apple-archeology-the-future-once-had-server-side-computing-in-it/) ⌘ [Read more](https://hackaday.com/2023/11/17/apple-archeology-the-future-once-had-server-side-computing-in-it/)
2023-11-17T12:00:44Z	**Taking a Public Transit Display from Project to Product**
![](https://hackaday.com/wp-content/uploads/2023/11/Display26-small.jpg?w=800)

We’ve noticed an uptick in “project to product” stories lately, which seems like a fantastic trend to us. It means that hackers are turning out projects that really resonate with […read more](https://hackaday.com/2023/11/17/taking-a-public-transit-display-from-project-to-product/) ⌘ [Read more](https://hackaday.com/2023/11/17/taking-a-public-transit-display-from-project-to-product/)
2023-11-17T15:00:22Z	**This Week in Security: SSH, FTP, and Reptar**
![](https://hackaday.com/wp-content/uploads/2016/01/darkarts.jpg?w=800)

It’s time to strap on our propeller beanies, because we’re going to talk crypto. The short version is that some SSH handshakes can expose enough information for a third party […read more](https://hackaday.com/2023/11/17/this-week-in-security-ssh-ftp-and-reptar/) ⌘ [Read more](https://hackaday.com/2023/11/17/this-week-in-security-ssh-ftp-and-reptar/)
2023-11-17T16:30:43Z	**That Time NASA Built a Tiny Tank to Pop Shuttle Tires**
![](https://hackaday.com/wp-content/uploads/2023/11/tav_feat.jpg?w=800)

The Space Shuttle has often been called the most complex pieces of machinery ever built, an underhanded complement if there ever was one. But it’s a claim not strictly limited […read more](https://hackaday.com/2023/11/17/that-time-nasa-built-a-tiny-tank-to-pop-shuttle-tires/) ⌘ [Read more](https://hackaday.com/2023/11/17/that-time-nasa-built-a-tiny-tank-to-pop-shuttle-tires/)
2023-11-17T17:00:44Z	**Hackaday Podcast 244: Fake Chips, Drinking Radium, and Spotting Slippery Neutrinos**
![](https://hackaday.com/wp-content/uploads/2016/05/microphone.jpg?w=800)

This week, Editor-in-Chief Elliot Williams and Kristina Panos met up to discuss the best hacks of the previous week, at least in our opinions. After chasing the angry bird away […read more](https://hackaday.com/2023/11/17/hackaday-podcast-244-fake-chips-drinking-radium-and-spotting-slippery-neutrinos/ ... ⌘ [Read more](https://hackaday.com/2023/11/17/hackaday-podcast-244-fake-chips-drinking-radium-and-spotting-slippery-neutrinos/)
2023-11-17T18:00:09Z	**The Case For A Technology Aware Lobby Correspondent**
![](https://hackaday.com/wp-content/uploads/2023/11/Crowd-of-journalists.jpg?w=800)

We cover all manner of stories here at Hackaday, including awesome hardware hacks, the latest trends and inventions, and in-depth guides to fascinating technologies. We also cover a few news […read more](https://hackaday.com/2023/11/17/the-case-for-a-technology-aware-lobby-correspondent/) ⌘ [Read more](https://hackaday.com/2023/11/17/the-case-for-a-technology-aware-lobby-correspondent/)
2023-11-17T19:30:00Z	**You Can Now Build Your Own Polaroid-style Pack Film Cartridge**
![](https://hackaday.com/wp-content/uploads/2023/11/pack-film-featured.jpg?w=800)

Instant photography was one of the twentieth century’s coolest-to-have consumer inventions, but when the digital photography revolution came it had few answers. It survives as a niche format thanks to […read more](https://hackaday.com/2023/11/17/you-can-now-build-your-own-polaroid-style-pack-film-cartridge/) ⌘ [Read more](https://hackaday.com/2023/11/17/you-can-now-build-your-own-polaroid-style-pack-film-cartridge/)
2023-11-17T21:00:22Z	**Supersize Your Intel 4004 By Over 10 Times**
![The masks with which the Intel 4004 was fabricated](https://hackaday.com/wp-content/uploads/2023/11/mega4004-feature.png?w=800)

The Intel 4004 was among the first microprocessors and one of the first to use the MOS silicon-gate technology. In the decades long race to build bigger CPUs, it’s been […read more](https://hackaday.com/2023/11/17/supersize-your-intel-4004-by-over-10-times/) ⌘ [Read more](https://hackaday.com/2023/11/17/supersize-your-intel-4004-by-over-10-times/)
2023-11-18T00:00:14Z	**A Low Voltage Tube Makes For A Handy Preamplifier**
![](https://hackaday.com/wp-content/uploads/2023/11/tube-preamp-featured.jpg?w=800)

When most people think of tube circuits, the first thing that comes to mind is often the use of high-voltage power supplies. It wasn’t a given for tube circuits, though, […read more](https://hackaday.com/2023/11/17/a-low-voltage-tube-makes-for-a-handy-preamplifier/) ⌘ [Read more](https://hackaday.com/2023/11/17/a-low-voltage-tube-makes-for-a-handy-preamplifier/)
2023-11-18T03:00:44Z	**Additive Manufacturing of Nickel Nanopillars Using Two-Photon Lithography**
![](https://hackaday.com/wp-content/uploads/2023/11/additive_manufacturing_microstructures_summary_zhang_et_al_2023.jpg?w=800)

Manufacturing nano-sized features is rapidly becoming an essential part of new technologies and process, ranging from catalysts to photonics and nano-scale robotics. Creating these features at scale and in a […read more](https://hackaday.com/2023/11/17/additive-ma ... ⌘ [Read more](https://hackaday.com/2023/11/17/additive-manufacturing-of-nickel-nanopillars-using-two-photon-lithography/)
2023-11-18T06:00:29Z	**Electric Truck Carries 74 Tons**
![](https://hackaday.com/wp-content/uploads/2023/11/truck.png?w=800)

Thanks to the various measurement systems in use, we aren’t sure if Volvo has created an electric truck that carries 74 metric tons, 74 short tons, or 74 long tons, […read more](https://hackaday.com/2023/11/17/electric-truck-carries-74-tons/) ⌘ [Read more](https://hackaday.com/2023/11/17/electric-truck-carries-74-tons/)
2023-11-18T09:00:58Z	**Behold the Track-Twisting Möbius Tank**
![](https://hackaday.com/wp-content/uploads/2023/11/Mobius-Strip-Tank-8-42-screenshot.png?w=800)

It started with someone asking [James Bruton] about using a Möbius strip as a tank tread. He wasn’t sure what the point would be, but he was willing to make […read more](https://hackaday.com/2023/11/18/behold-the-track-twisting-mobius-tank/) ⌘ [Read more](https://hackaday.com/2023/11/18/behold-the-track-twisting-mobius-tank/)
2023-11-18T12:00:57Z	**Why Gas Turbines Rule the World**
![](https://hackaday.com/wp-content/uploads/2023/11/gas-1.png?w=800)

It is an interesting fact that the most efficient way to generate electricity — at least so far — is to spin the shaft of a generator. The only real […read more](https://hackaday.com/2023/11/18/why-gas-turbines-rule-the-world/) ⌘ [Read more](https://hackaday.com/2023/11/18/why-gas-turbines-rule-the-world/)
2023-11-18T15:00:08Z	**Procrastineering and Simulated Annealing**
![](https://hackaday.com/wp-content/uploads/2016/02/error.jpg?w=800)

The software for the Supercon badge went down to the wire this year, with user-facing features being coded up as late as Thursday morning. This left “plenty of time” to […read more](https://hackaday.com/2023/11/18/procrastineering-and-simulated-annealing/) ⌘ [Read more](https://hackaday.com/2023/11/18/procrastineering-and-simulated-annealing/)
2023-11-18T18:00:44Z	**Bringing Back the CRT TV Experience in Software**
![](https://hackaday.com/wp-content/uploads/2023/11/cathode-retro-featured.png?w=800)

Cathode-Retro is a collection of shaders and sample C++ code for reliving the glorious days when graphics were composite video signals displayed on a CRT screen. How? By faking it […read more](https://hackaday.com/2023/11/18/bringing-back-the-crt-tv-experience-in-software/) ⌘ [Read more](https://hackaday.com/2023/11/18/bringing-back-the-crt-tv-experience-in-software/)
2023-11-18T21:00:33Z	**Cooking with Magnets and 3D Printing**
![](https://hackaday.com/wp-content/uploads/2023/11/cook.png?w=800)

Have you ever wondered how induction cooking works? A rotating magnetic field — electrically or mechanically — induces eddy currents in aluminum and that generates heat. When [3D Sage] learned […read more](https://hackaday.com/2023/11/18/cooking-with-magnets-and-3d-printing/) ⌘ [Read more](https://hackaday.com/2023/11/18/cooking-with-magnets-and-3d-printing/)
2023-11-19T00:00:48Z	**Wandering Through Old Word Processors Yields a Beast**
![](https://hackaday.com/wp-content/uploads/2023/11/The-Weird-Processor_-Olivettis-PC-Typewriter-20-14-screenshot.png?w=800)

The world once ran on hardcopy, and when the digital age started to bring new tools and ways of doing things, documents were ripe for change. Today, word processors and […read more](https://hackaday.com/2023/11/18/wandering-through-old-word-processors-yields-a-beast/) ⌘ [Read more](https://hackaday.com/2023/11/18/wandering-through-old-word-processors-yields-a-beast/)
2023-11-19T03:00:00Z	**Restoring the Silver Swan Automaton**
![A long, skeletal neck of a swan automaton sits on a table. Two men are on either side of it, lowering the swan's body back on.](https://hackaday.com/wp-content/uploads/2023/11/Swan-Study-Week-YouTube-0-3-44.jpeg?w=800)

It’s easier than ever to build your own robot, but humans have been building automatons since before anyone had even thought of electronics. One beautiful example is the Silver Swan, […read more](https://hackaday.com/2023/11/18/restoring-the-silv ... ⌘ [Read more](https://hackaday.com/2023/11/18/restoring-the-silver-swan-automaton/)
2023-11-19T06:00:58Z	**Bigfoot Turns Classic Sewing Machine into a Leather-Eating Monster**
![](https://hackaday.com/wp-content/uploads/2023/11/bigfoot-thumb.jpg?w=625)

If you try to sew leather on a standard consumer-grade machine, more often than not you’ll quickly learn its limits. Most machines are built for speed, and trying to get […read more](https://hackaday.com/2023/11/18/bigfoot-turns-classic-sewing-machine-into-a-leather-eating-monster/) ⌘ [Read more](https://hackaday.com/2023/11/18/bigfoot-turns-classic-sewing-machine-into-a-leather-eating-monster/)
2023-11-19T09:00:16Z	**Miniature Hydraulic Jack is a Scale Marvel**
![A 1/5th scale hydraulic jack model](https://hackaday.com/wp-content/uploads/2023/11/jack.jpg?w=800)

Most hydraulic jacks are big tools that can lift upwards of 1000 kg but [Maker B]’s is quite a bit smaller than average. The world’s smallest hydraulic jack is a […read more](https://hackaday.com/2023/11/19/miniature-hydraulic-jack-is-a-scale-marvel/) ⌘ [Read more](https://hackaday.com/2023/11/19/miniature-hydraulic-jack-is-a-scale-marvel/)
2023-11-19T12:00:28Z	**Pineberry Pi HatDrive: Using NVMe SSDs With The Raspberry Pi 5**
![](https://hackaday.com/wp-content/uploads/2023/11/pineberry_pi_nvme_hat_featured.jpg?w=800)

When the Raspberry Pi 5 launched, many were left chomping at the bit after seeing the PCIe FPC connector alongside the promise that an ‘NVMe SSD HAT would be forthcoming’. […read more](https://hackaday.com/2023/11/19/pineberry-pi-hatdrive-using-nvme-ssds-with-the-raspberry-pi-5/) ⌘ [Read more](https://hackaday.com/2023/11/19/pineberry-pi-hatdrive-using-nvme-ssds-with-the-raspberry-pi-5/)
2023-11-19T15:00:24Z	**Two-Channel Guitar Stomp Box Makes Momentary Switches Latching**
![](https://hackaday.com/wp-content/uploads/2023/11/finished.jpg?w=800)

When we first saw [Maarten Tromp]’s article about a “momentary latching switch” for guitar effects pedals, we have to admit to being a bit confused. When it comes to push-button […read more](https://hackaday.com/2023/11/19/two-channel-guitar-stomp-box-makes-momentary-switches-latching/) ⌘ [Read more](https://hackaday.com/2023/11/19/two-channel-guitar-stomp-box-makes-momentary-switches-latching/)
2023-11-19T18:00:00Z	**Fixing Astronomy in the Blink of an Eye**
![](https://hackaday.com/wp-content/uploads/2023/11/stars.png?w=800)

If you’ve ever set a telescope up in your backyard, you probably learned how quick any kind of lighting ruins your observation. In fact, a recent study found that every […read more](https://hackaday.com/2023/11/19/fixing-astronomy-in-the-blink-of-an-eye/) ⌘ [Read more](https://hackaday.com/2023/11/19/fixing-astronomy-in-the-blink-of-an-eye/)
2023-11-19T21:00:00Z	**Hacking Apple’s Magic Mouse To Fix Its Worst Flaws**
![](https://hackaday.com/wp-content/uploads/2023/11/magic_mouse_modded_featured.jpg?w=800)

The Magic Mouse was first released by Apple in 2009 and was a major departure from previous designs. It was sleek, low-profile, and featured a touch pad on the top […read more](https://hackaday.com/2023/11/19/hacking-apples-magic-mouse-to-fix-its-worst-flaws/) ⌘ [Read more](https://hackaday.com/2023/11/19/hacking-apples-magic-mouse-to-fix-its-worst-flaws/)
2023-11-20T00:00:36Z	**Hackaday Links: November 19, 2023**
![Hackaday Links Column Banner](https://hackaday.com/wp-content/uploads/2014/11/had-links-banner.jpg?w=800)

Two RUDs are better than one, right? That might be the line on Saturday morning’s briefly spectacular second attempt by SpaceX to launch their Starship vehicle atop a Super Heavy […read more](https://hackaday.com/2023/11/19/hackaday-links-november-19-2023/) ⌘ [Read more](https://hackaday.com/2023/11/19/hackaday-links-november-19-2023/)
2023-11-20T03:00:45Z	**First CRISPR-Based Therapies For Sickle Cell Disease and Beta Thalassemia Approved In The UK**
![A giemsa stained blood smear from a person with beta thalassemia (Credit: Dr Graham Beards, Wikimedia Commons)](https://hackaday.com/wp-content/uploads/2023/11/B-Thalassemia_red_blood_cells.jpg?w=800)

The gene-therapy-based treatment called Casgevy was recently approved in the UK, making it the first time that a treatment based on the CRISPR-Cas9 ge ... ⌘ [Read more](https://hackaday.com/2023/11/19/first-crispr-based-therapies-for-sickle-cell-disease-and-beta-thalassemia-approved-in-the-uk/)
2023-11-20T06:00:50Z	**How the WS2812 is Made**
![](https://hackaday.com/wp-content/uploads/2023/11/inside-the-world-s-most-famous-led-factory-in-china-pmjhj9kcau4-mp4-shot0003_featured.png?w=800)

[Scotty Allen] of Strange Parts is no stranger to Chinese factory tours, but this one is now our favorite. He visits the font of all WS2812s, World Semi, and takes […read more](https://hackaday.com/2023/11/19/how-the-ws2812-is-made/) ⌘ [Read more](https://hackaday.com/2023/11/19/how-the-ws2812-is-made/)
2023-11-20T09:00:14Z	**3D Human Models from a Single Image**
![](https://hackaday.com/wp-content/uploads/2023/11/human3d.png?w=800)

You’ve seen it in movies and shows — the hero takes a blurry still picture, and with a few keystrokes, generates a view from a different angle or sometimes even […read more](https://hackaday.com/2023/11/20/3d-human-models-from-a-single-image/) ⌘ [Read more](https://hackaday.com/2023/11/20/3d-human-models-from-a-single-image/)
2023-11-20T12:00:06Z	**What Can You Do With Thousands of Vintage Telephones?**
![](https://hackaday.com/wp-content/uploads/2023/11/653a6eafc2581-featured.png?w=800)

Telephones. We’ve got a few around the place, and some may remember all the weird and wonderful varieties produced over the years. But, vintage phone dealers [Ron and Mary Knappen] […read more](https://hackaday.com/2023/11/20/what-can-you-do-with-thousands-of-vintage-telephones/) ⌘ [Read more](https://hackaday.com/2023/11/20/what-can-you-do-with-thousands-of-vintage-telephones/)
2023-11-20T15:00:43Z	**2023 Halloween Hackfest: This Year’s Spooky Winners**
![](https://hackaday.com/wp-content/uploads/2021/08/1024x512_Halloween.png?w=800)

With the zombies, ghouls, and ghosts now safely returned to their crypts until next October, it’s time to unveil this year’s winners for the 2023 Halloween Hackfest. For this contest, […read more](https://hackaday.com/2023/11/20/2023-halloween-hackfest-this-years-spooky-winners/) ⌘ [Read more](https://hackaday.com/2023/11/20/2023-halloween-hackfest-this-years-spooky-winners/)
2023-11-20T16:30:19Z	**CNC Plus Microscope Plus Game Controller Equals Awesome**
![](https://hackaday.com/wp-content/uploads/2023/11/IMG_0013-e1700431015687.jpg?w=580)

What do you get if you strap a microscope onto a CNC and throw in a gaming controller? The answer, according to Reddit user [AskewedBox] is something kind of awesome: […read more](https://hackaday.com/2023/11/20/cnc-plus-microscope-plus-game-controller-equals-awesome/) ⌘ [Read more](https://hackaday.com/2023/11/20/cnc-plus-microscope-plus-game-controller-equals-awesome/)
2023-11-20T18:00:57Z	**Revive A Sony Vaio P-Series With KiCad’s Background Bitmaps**
![](https://hackaday.com/wp-content/uploads/2023/10/hadimg_vaio_kicad_feat2.png?w=800)

You might remember that KiCad 7 came out this February, with a multitude of wonderful features. One of them was particularly exciting to see, and the KiCad newsletter even had […read more](https://hackaday.com/2023/11/20/revive-a-sony-vaio-p-series-with-kicads-background-bitmaps/) ⌘ [Read more](https://hackaday.com/2023/11/20/revive-a-sony-vaio-p-series-with-kicads-background-bitmaps/)
2023-11-20T19:30:29Z	**A Camera That Signs Off Your Pictures**
![](https://hackaday.com/wp-content/uploads/2023/11/photo.png?w=800)

We’ll admit we’ve kicked around the idea of a camera that digitally signs a picture so you could prove it hasn’t been altered and things like the time and place […read more](https://hackaday.com/2023/11/20/a-camera-that-signs-off-your-pictures/) ⌘ [Read more](https://hackaday.com/2023/11/20/a-camera-that-signs-off-your-pictures/)
2023-11-20T21:00:36Z	**CinePi Project Promises Open Source Movie Making**
![](https://hackaday.com/wp-content/uploads/2023/11/cinepi_feat.jpg?w=800)

Today, there’s open source options for pretty much anything mainstream, but that doesn’t mean there aren’t still some niches out there that could benefit from the libre treatment. The CinePi […read more](https://hackaday.com/2023/11/20/cinepi-project-promises-open-source-movie-making/) ⌘ [Read more](https://hackaday.com/2023/11/20/cinepi-project-promises-open-source-movie-making/)
2023-11-21T00:00:57Z	**DIY Loading Coil Shortens Antenna Lengths**
![](https://hackaday.com/wp-content/uploads/2023/11/coil-main.png?w=800)

A newly licensed amateur radio operator’s first foray into radios is likely to be a VHF or UHF radio with a manageable antenna designed for the high frequencies in these […read more](https://hackaday.com/2023/11/20/diy-loading-coil-shortens-antenna-lengths/) ⌘ [Read more](https://hackaday.com/2023/11/20/diy-loading-coil-shortens-antenna-lengths/)
2023-11-21T03:00:19Z	**Easy Hackintosh With Docker-OSX: Soon To Be Impossible?**
![](https://hackaday.com/wp-content/uploads/2023/11/running-mac-inside-docker-qemu.png?w=800)

The Docker-OSX project has to be among one of the easiest ways to get a fully functional Hackintosh off the ground on any Linux or Windows (10+) system, with the […read more](https://hackaday.com/2023/11/20/easy-hackintosh-with-docker-osx-soon-to-be-impossible/) ⌘ [Read more](https://hackaday.com/2023/11/20/easy-hackintosh-with-docker-osx-soon-to-be-impossible/)
2023-11-21T06:00:58Z	**Pi-lomar Puts an Observatory in Your Hands**
![A black motion system with two stepper motors. A green circuit board is fixed in a rotating cage in the center, and the entire assembly is on a white base atop a green cutting mat. Wires wind through the assembly.](https://hackaday.com/wp-content/uploads/2023/11/Pilomar.jpg?w=800)

Humans have loved looking up at the night sky for time immemorial, and that hasn’t stopped today. [MattHh] has taken this love to the next level with the Pi-lomar Miniat ... ⌘ [Read more](https://hackaday.com/2023/11/20/pi-lomar-puts-an-observatory-in-your-hands/)
2023-11-21T09:00:44Z	**Zork Zcode Interpreters Appear Out Of Nowhere**
![](https://hackaday.com/wp-content/uploads/2023/11/zork.jpg?w=500)

Some of our readers may know about Zork (and 1, 2, 3), the 1977 text adventure originally written for the PDP-10. The game has been public domain for a while […read more](https://hackaday.com/2023/11/21/zork-zcode-interpreters-appear-out-of-nowhere/) ⌘ [Read more](https://hackaday.com/2023/11/21/zork-zcode-interpreters-appear-out-of-nowhere/)
2023-11-21T12:00:47Z	**LiPo Replacement Keeps Portable Scanner in the Action**
![](https://hackaday.com/wp-content/uploads/2023/11/scanner_battery.png?w=800)

If there’s anything people hate more than being locked into a printer manufacturer’s replacement cartridges, it’s proprietary batteries. Cordless power tools are the obvious example in this space, but there […read more](https://hackaday.com/2023/11/21/lipo-replacement-keeps-portable-scanner-in-the-action/) ⌘ [Read more](https://hackaday.com/2023/11/21/lipo-replacement-keeps-portable-scanner-in-the-action/)
2023-11-21T15:00:50Z	**Keebin’ with Kristina: the One With the Duplex Typewriter**
![Illustrated Kristina with an IBM Model M keyboard floating between her hands.](https://hackaday.com/wp-content/uploads/2021/07/Keebin.jpg?w=800)

The Coleco Adam? A not-so-great home computer that likely contributed to the downfall of the company. The keyboard, however, is a different story, and worth repurposing. [Nick Bild] has created […read more](https://hackaday.com/2023/11/21/keebin-with-kristina-the-one-with-the-d ... ⌘ [Read more](https://hackaday.com/2023/11/21/keebin-with-kristina-the-one-with-the-duplex-typewriter/)
2023-11-21T16:30:26Z	**PicoGUS: For All Your ISA Sound Card Needs**
![](https://hackaday.com/wp-content/uploads/2023/11/picogus.jpg?w=800)

Sound cards used to be a big part of gaming machines in the 90s and 2000s but have largely gone extinct in the wake of powerful CPUs doing the sound […read more](https://hackaday.com/2023/11/21/picogus-for-all-your-isa-sound-card-needs/) ⌘ [Read more](https://hackaday.com/2023/11/21/picogus-for-all-your-isa-sound-card-needs/)
2023-11-21T18:00:14Z	**How to Talk to Your Scope**
![](https://hackaday.com/wp-content/uploads/2023/11/Sine_wave_10_kHz_displayed_on_analog_oscilloscope_featured.png?w=800)

It used to be only high-end test equipment that had some sort of remote control port. These days, though, they are quite common. Historically, test gear used IEEE-488 (also known […read more](https://hackaday.com/2023/11/21/how-to-talk-to-your-scope/) ⌘ [Read more](https://hackaday.com/2023/11/21/how-to-talk-to-your-scope/)
2023-11-21T19:30:28Z	**Computer Gear with — um — Gears**
![](https://hackaday.com/wp-content/uploads/2023/11/patton.png?w=800)

Analog computers have been around in some form for a very long time. One very obvious place they were used was in military vehicles. While submarine fire computers and the […read more](https://hackaday.com/2023/11/21/computer-gear-with-um-gears/) ⌘ [Read more](https://hackaday.com/2023/11/21/computer-gear-with-um-gears/)
2023-11-21T21:00:40Z	**Simple CMOS Circuit Allows Power and Data Over Twisted-Pair Wiring**
![](https://hackaday.com/wp-content/uploads/2023/11/twisted_pair.png?w=800)

If you need to send data from sensors, there are plenty of options, including a bewildering selection of wireless methods. Trouble is, most of those protocols require a substantial stack […read more](https://hackaday.com/2023/11/21/simple-cmos-circuit-allows-power-and-data-over-twisted-pair-wiring/) ⌘ [Read more](https://hackaday.com/2023/11/21/simple-cmos-circuit-allows-power-and-data-over-twisted-pair-wiring/)
2023-11-22T00:00:04Z	**Building An Animated Turn Signal For The Mazda MX-5**
![](https://hackaday.com/wp-content/uploads/2023/11/Screenshot-2023-11-21-170824.png?w=800)

Turn signals in most of the world are mandated to be a flashing orange light, distinct from other bulbs on a vehicle. However, there has been a trend in the […read more](https://hackaday.com/2023/11/21/building-an-animated-turn-signal-for-the-mazda-mx-5/) ⌘ [Read more](https://hackaday.com/2023/11/21/building-an-animated-turn-signal-for-the-mazda-mx-5/)
2023-11-22T03:00:57Z	**A Colorful Take on the E-Ink Photo Frame**
![A brown, wooden picture frame with a white matte holds a slightly pixelated photo of gaming miniatures. It is sitting on a wooden table.](https://hackaday.com/wp-content/uploads/2023/11/picture_frame.jpg?w=800)

Everyone loves sharing photos, and with most pictures being taken on smartphones now, digital frames are more convenient than finding a photo printer. [Wolfgang Ziegler] used an e-ink screen to […read more](https://hackaday.com/2023/11/21/a-col ... ⌘ [Read more](https://hackaday.com/2023/11/21/a-colorful-take-on-the-e-ink-photo-frame/)
2023-11-22T06:00:54Z	**The Ghost Detector 9000 Is a Fun Spirit-Chasing Game**
![](https://hackaday.com/wp-content/uploads/2023/11/The-Ghost-Detector-9000-7-19-screenshot.png?w=800)

Halloween may have come and gone for another year, but we’re still finding neat spooky projects lurking out on the Interwebs. Case in point, the Ghost Detector 9000 from [Jules]. […read more](https://hackaday.com/2023/11/21/the-ghost-detector-9000-is-a-fun-spirit-chasing-game/) ⌘ [Read more](https://hackaday.com/2023/11/21/the-ghost-detector-9000-is-a-fun-spirit-chasing-game/)
2023-11-22T09:00:35Z	**A Brand-New Antique Radio**
![](https://hackaday.com/wp-content/uploads/2023/11/antique-radio-800.png?w=766)

This beautiful little radio may look like an art deco relic from a hundred years ago, but it is actually from 2023. When [Craig Lindley] first saw this design on […read more](https://hackaday.com/2023/11/22/a-brand-new-antique-radio/) ⌘ [Read more](https://hackaday.com/2023/11/22/a-brand-new-antique-radio/)
2023-11-22T12:00:53Z	**Keeping a Mazda’s Radio On After The Engine Shuts Off**
![](https://hackaday.com/wp-content/uploads/2023/11/Keeping-radio-on-after-engine-is-off-0-3-screenshot-1.png?w=800)

Have you ever pulled into a car park with your favorite song blaring, only to lament the fact that the music cut out when you stopped the engine? Some modern […read more](https://hackaday.com/2023/11/22/keeping-a-mazdas-radio-on-after-the-engine-shuts-off/) ⌘ [Read more](https://hackaday.com/2023/11/22/keeping-a-mazdas-radio-on-after-the-engine-shuts-off/)
2023-11-22T15:00:45Z	**Australia’s Second Largest Telco Went Dark, And Chaos Reigned**
![](https://hackaday.com/wp-content/uploads/2023/11/Optus.jpg?w=800)

Engineers tend to worry about uptime, whether it’s at a corporate server farm or just our own little hobby servers at home. Every now and then, something will go wrong […read more](https://hackaday.com/2023/11/22/australias-second-largest-telco-went-dark-and-chaos-reigned/) ⌘ [Read more](https://hackaday.com/2023/11/22/australias-second-largest-telco-went-dark-and-chaos-reigned/)
2023-11-22T16:30:54Z	**Freshening Up Google’s USB-C PD Sniffer**
![](https://hackaday.com/wp-content/uploads/2023/11/pdsniffer.jpg?w=800)

USB-C Power Delivery has definitely made the big mess of wires a bit smaller but not all cables are created equal — some of them can handle upwards of 100 […read more](https://hackaday.com/2023/11/22/freshening-up-googles-usb-c-pd-sniffer/) ⌘ [Read more](https://hackaday.com/2023/11/22/freshening-up-googles-usb-c-pd-sniffer/)
2023-11-22T18:00:37Z	**Linux Fu: Easy Kernel Debugging**
![](https://hackaday.com/wp-content/uploads/2020/05/LinuxFu.jpg?w=800)

It used to be that building the Linux kernel was not easy. Testing and debugging were even worse. Nowadays, it is reasonably easy to build a custom kernel and test […read more](https://hackaday.com/2023/11/22/linux-fu-easy-kernel-debugging/) ⌘ [Read more](https://hackaday.com/2023/11/22/linux-fu-easy-kernel-debugging/)
2023-11-22T19:30:51Z	**Turning a Saxophone Into a MIDI Controller**
![](https://hackaday.com/wp-content/uploads/2023/11/FECSRV4LP2MQZOJ-e1700548361388.webp?w=800)

Most of the time, if you’re looking for a MIDI controller, you’re going to end up with some kind of keyboard or a fancy button pad. The saxophone is an […read more](https://hackaday.com/2023/11/22/turning-a-saxophone-into-a-midi-controller/) ⌘ [Read more](https://hackaday.com/2023/11/22/turning-a-saxophone-into-a-midi-controller/)
2023-11-22T21:00:50Z	**ESP32 Used As Wireless CAN Bus Reader**
![](https://hackaday.com/wp-content/uploads/2023/11/275435356-6237eb39-76e0-43a0-86b7-357491b815a1-e1700552281654.png?w=800)

The CAN bus, accessible through the OBD-II port, is the channel that holds all the secrets of the modern automobile. If you want to display those for your own perusal, […read more](https://hackaday.com/2023/11/22/esp32-used-as-wireless-can-bus-reader/) ⌘ [Read more](https://hackaday.com/2023/11/22/esp32-used-as-wireless-can-bus-reader/)
2023-11-23T00:00:16Z	**Machining a Reciprocating Solenoid Engine**
![](https://hackaday.com/wp-content/uploads/2023/11/solenoid-main.jpg?w=800)

The reciprocating engine has been all the rage for at least three centuries. The first widely adopted engine of this type was the steam engine with a piston translating linear […read more](https://hackaday.com/2023/11/22/machining-a-reciprocating-solenoid-engine/) ⌘ [Read more](https://hackaday.com/2023/11/22/machining-a-reciprocating-solenoid-engine/)
2023-11-23T03:00:02Z	**Thinkpad IBM Laptop Case**
![](https://hackaday.com/wp-content/uploads/2023/11/Re-making-the-Rare-IBM-ThinkPad-Laptop-Case-16-4-screenshot.png?w=800)

Once upon a time, laptops and other computer hardware often came with a fancy leather case for protection. That’s not really the case anymore, but it was in the golden […read more](https://hackaday.com/2023/11/22/thinkpad-ibm-laptop-case/) ⌘ [Read more](https://hackaday.com/2023/11/22/thinkpad-ibm-laptop-case/)
2023-11-23T06:00:44Z	**A Modernized Metric Clock**
![](https://hackaday.com/wp-content/uploads/2023/11/french-main.jpeg?w=800)

Much to the chagrin of many living in North America who still need to do things like keep two sets of wrenches on hand, most of the rest of the […read more](https://hackaday.com/2023/11/22/a-modernized-metric-clock/) ⌘ [Read more](https://hackaday.com/2023/11/22/a-modernized-metric-clock/)
2023-11-23T09:00:38Z	**Drone Motion Capture, The Open Source Way**
![](https://hackaday.com/wp-content/uploads/2023/11/Open-Source-Motion-Capture-for-Autonomous-Drones-10-0-screenshot.png?w=800)

If you want to do some really advanced flying with drones, you typically need to be able to track them in space. [Joshua Bird] has whipped up a drone tracking […read more](https://hackaday.com/2023/11/23/drone-motion-capture-the-open-source-way/) ⌘ [Read more](https://hackaday.com/2023/11/23/drone-motion-capture-the-open-source-way/)
2023-11-23T12:00:32Z	**Sometimes It’s Worth Waiting: Kodak Finally Release Their Super 8 Camera**
![](https://hackaday.com/wp-content/uploads/2023/11/kodak-super-8-featured.jpg?w=800)

Think of all those promised products that looked so good and were eagerly awaited, but never materialized. Have you ever backed a Kickstarter project in the vain hope that one […read more](https://hackaday.com/2023/11/23/sometimes-its-worth-waiting-kodak-finally-release-their-super-8-camera/) ⌘ [Read more](https://hackaday.com/2023/11/23/sometimes-its-worth-waiting-kodak-finally-release-their-super-8-camera/)
2023-11-23T15:00:00Z	**Life Imitates ART (ART-13, That Is)**
![](https://hackaday.com/wp-content/uploads/2023/11/art.png?w=800)

[Mr. Carlson] has been restoring vintage military radios, and as part of his quest, he received an ART-13 transmitter. Before he opened the shipping box, he turned on the camera, […read more](https://hackaday.com/2023/11/23/life-imitates-art-art-13-that-is/) ⌘ [Read more](https://hackaday.com/2023/11/23/life-imitates-art-art-13-that-is/)
2023-11-23T18:00:00Z	**An Automated Watch Cleaner From An Older 3D Printer**
![](https://hackaday.com/wp-content/uploads/2023/11/watch-cleaner-featured.jpg?w=800)

The many delicate parts in a mechanical wristwatch present a tricky cleaning problem, one that for professionals there is a variety of machines to tackle. As you might expect, such […read more](https://hackaday.com/2023/11/23/an-automated-watch-cleaner-from-an-older-3d-printer/) ⌘ [Read more](https://hackaday.com/2023/11/23/an-automated-watch-cleaner-from-an-older-3d-printer/)
2023-11-23T21:00:16Z	**Analog Wall Calendar Keeps Track Of The Days For You**
![](https://hackaday.com/wp-content/uploads/2023/11/img-6838-1-e1700549868591.jpg?w=800)

[ssh16] had seen some fancy wristwatches with retrograde hands. Wanting to do something similar of their own, they set about creating an analog wall calendar that displays the date and […read more](https://hackaday.com/2023/11/23/analog-wall-calendar-keeps-track-of-the-days-for-you/) ⌘ [Read more](https://hackaday.com/2023/11/23/analog-wall-calendar-keeps-track-of-the-days-for-you/)
2023-11-24T00:00:41Z	**Re-Inventing The Single 8 Home Movie Format**
![three resin-printed Single8 film cartridges, uncropped image](https://hackaday.com/wp-content/uploads/2023/11/Screenshot-2023-11-23-105558-1.png?w=800)

[Jenny List] has been reverse-engineering and redesigning the Single8 home movie film cartridge for the modern age, to breathe life into abandoned cine cameras. One of the frustrating things about […read more](https://hackaday.com/2023/11/23/re-inventing-the-single-8-home-movie-format/) ⌘ [Read more](https://hackaday.com/2023/11/23/re-inventing-the-single-8-home-movie-format/)
2023-11-24T03:00:01Z	**Harvard SETI Project Helps ID Mystery Sound**
![](https://hackaday.com/wp-content/uploads/2023/11/spacesound_feat.png?w=800)

Last month, thousands of people in New Hampshire took to social media to report an explosion in the sky that was strong enough to rattle windows. Naturally aliens were blamed […read more](https://hackaday.com/2023/11/23/harvard-seti-project-helps-id-mystery-sound/) ⌘ [Read more](https://hackaday.com/2023/11/23/harvard-seti-project-helps-id-mystery-sound/)
2023-11-24T06:00:44Z	**Agate Light Twinkles Just Right**
![](https://hackaday.com/wp-content/uploads/2023/11/agate-light-main.png?w=800)

Mother Nature is often a cruel mistress, but what can you do? You’ve got to make the best of what she gives you. This lovely little light was born from […read more](https://hackaday.com/2023/11/23/agate-light-twinkles-just-right/) ⌘ [Read more](https://hackaday.com/2023/11/23/agate-light-twinkles-just-right/)
2023-11-24T09:00:00Z	**DIY Smart Washing Machine Redeisgn**
![](https://hackaday.com/wp-content/uploads/2023/11/pump.png?w=800)

[Mellow Labs] wanted a smart washer and built a simple controller. However, he found out after a few weeks it wasn’t working how he wanted. The detergent quit flowing, and […read more](https://hackaday.com/2023/11/24/diy-smart-washing-machine-redeisgn/) ⌘ [Read more](https://hackaday.com/2023/11/24/diy-smart-washing-machine-redeisgn/)
2023-11-24T12:00:00Z	**A Toe-Tappin’ Set of Morse Code Pedals**
![](https://hackaday.com/wp-content/uploads/2023/11/morse-code-pedals-main.jpg?w=800)

What’s the worst thing about traditional Morse keyers? If you ask us, it’s the fact that you have to learn how to do two distinct things with one hand, and […read more](https://hackaday.com/2023/11/24/a-toe-tappin-set-of-morse-code-pedals/) ⌘ [Read more](https://hackaday.com/2023/11/24/a-toe-tappin-set-of-morse-code-pedals/)
2023-11-24T17:00:30Z	**Hackaday Podcast 245: The Silver Swan, ET’s Umbrella Antenna, Model Tanks vs Space Shuttle Tires**
![](https://hackaday.com/wp-content/uploads/2016/05/microphone.jpg?w=800)

This week, Editor-in-Chief Elliot Williams and Managing Editor Tom Nardi link up through the magic of the Internet to go over some of their favorite stories from the last week. […read more](https://hackaday.com/2023/11/24/hackaday-podcast-245-the-silver-swan-ets-umbrella-ant ... ⌘ [Read more](https://hackaday.com/2023/11/24/hackaday-podcast-245-the-silver-swan-ets-umbrella-antenna-model-tanks-vs-space-shuttle-tires/)
2023-11-24T18:00:00Z	**The Other Kind Of Static Hazard to Your Logic Circuits**
![](https://hackaday.com/wp-content/uploads/2023/11/static_hazard.png?w=800)

We’ve all heard of the dangers of static electricity when dealing with electronics, and we all take the proper precautions when working with static-sensitive components — don’t we? But as […read more](https://hackaday.com/2023/11/24/the-other-kind-of-static-hazard-to-your-logic-circuits/) ⌘ [Read more](https://hackaday.com/2023/11/24/the-other-kind-of-static-hazard-to-your-logic-circuits/)
2023-11-24T21:00:00Z	**A Yamaha DX7 On A USB Dongle**
![](https://hackaday.com/wp-content/uploads/2023/11/img_7467-1-e1700781733198.webp?w=800)

The Yamaha DX7 was released in 1983, with its FM synthesis engine completely revolutionizing the electronic music world at the time. It didn’t come cheap, and still doesn’t today, but […read more](https://hackaday.com/2023/11/24/a-yamaha-dx7-on-a-usb-dongle/) ⌘ [Read more](https://hackaday.com/2023/11/24/a-yamaha-dx7-on-a-usb-dongle/)
2023-11-25T00:00:39Z	**Quest 3 VR Headset Can Capture 3D Video (Some Tampering Required)**
![](https://hackaday.com/wp-content/uploads/2023/11/How-to-Film-_-Record-3D-Video-on-Meta-Quest-3-Step-by-Step-Guide-0-16-screenshot.png?w=756)

The Quest 3 VR headset is an impressive piece of hardware. It is also not open; not in the way most of us understand the word. One consequence of this […read more](https://hackaday.com/2023/11/24/quest-3-vr-headset-can-capture-3d-video-some-tampering-required/) ⌘ [Read more](https://hackaday.com/2023/11/24/quest-3-vr-headset-can-capture-3d-video-some-tampering-required/)
2023-11-25T03:00:24Z	**Mystery Signal! Are You Ready for Your Mystery Signal?**
![](https://hackaday.com/wp-content/uploads/2023/11/islands.png?w=800)

Like many people [Dan Greenall] spent a lot of time in the 1970s listening to shortwave radio. While you often think of that as a hobby involving listening to broadcast […read more](https://hackaday.com/2023/11/24/mystery-signal-are-you-ready-for-your-mystery-signal/) ⌘ [Read more](https://hackaday.com/2023/11/24/mystery-signal-are-you-ready-for-your-mystery-signal/)
2023-11-25T06:00:01Z	**Build Your Own Nanoleaf-Like Hex Lights**
![](https://hackaday.com/wp-content/uploads/2023/11/FVGUF2PLP8CIXEY-e1700785203274.webp?w=800)

Nanoleaf makes a variety of beautiful LED lighting products, with their hexagon tiles particularly popular with gamers and streamers alike. However, they do come at a significant cost, particularly if […read more](https://hackaday.com/2023/11/24/build-your-own-nanoleaf-like-hex-lights/) ⌘ [Read more](https://hackaday.com/2023/11/24/build-your-own-nanoleaf-like-hex-lights/)
2023-11-25T09:00:00Z	**Turbocharge Your Transient Sensors With Math**
![](https://hackaday.com/wp-content/uploads/2023/11/beam-feature.jpg?w=600)

If you’ve made a robot or played around with electronics before, you might have used a time-of-flight laser distance sensor before. More modern ones detect not just the first reflection, […read more](https://hackaday.com/2023/11/25/turbocharge-your-transient-sensors-with-math/) ⌘ [Read more](https://hackaday.com/2023/11/25/turbocharge-your-transient-sensors-with-math/)
2023-11-25T12:00:00Z	**Tesla Claims To Have Open Sourced The Roadster**
![](https://hackaday.com/wp-content/uploads/2023/11/tesla-roadster-featured.jpg?w=800)

In an interesting step for anyone who follows electric car technology, the automaker Tesla has released a trove of information about its first-generation Roadster car into the public domain. The […read more](https://hackaday.com/2023/11/25/tesla-is-claimed-to-have-open-sourced-the-roadster/) ⌘ [Read more](https://hackaday.com/2023/11/25/tesla-is-claimed-to-have-open-sourced-the-roadster/)
2023-11-25T15:00:07Z	**Thanks for Hacking**
![](https://hackaday.com/wp-content/uploads/2017/07/automation.jpg?w=800)

Hope you’re all having a great Thanksgiving weekend, and are getting your fill of family, food, and maybe even a little bit of fun. Aside from the cranberries, Thanksgiving is […read more](https://hackaday.com/2023/11/25/thanks-for-hacking/) ⌘ [Read more](https://hackaday.com/2023/11/25/thanks-for-hacking/)
2023-11-25T18:00:00Z	**A 555 Can Even Make Your Car Indicator More Visible**
![](https://hackaday.com/wp-content/uploads/2023/11/spleener-e1700783100843.jpg?w=800)

Modern cars often come with white marker lights or daytime running lights that are on all the time, as a supplement to the primary headlights. The problem is that in […read more](https://hackaday.com/2023/11/25/a-555-can-even-make-your-car-indicator-more-visible/) ⌘ [Read more](https://hackaday.com/2023/11/25/a-555-can-even-make-your-car-indicator-more-visible/)
2023-11-25T21:00:00Z	**Fail of the Week: This Flash Drive Will NOT Self-Destruct in Five Seconds**
![](https://hackaday.com/wp-content/uploads/2023/11/fotw_self_destruct.png?w=800)

How hard can it be to kill a flash drive? Judging by the look of defeat on [Walker]’s face in the video below, pretty darn hard. To bring you up […read more](https://hackaday.com/2023/11/25/fail-of-the-week-this-flash-drive-will-not-self-destruct-in-five-seconds/) ⌘ [Read more](https://hackaday.com/2023/11/25/fail-of-the-week-this-flash-drive-will-not-self-destruct-in-five-seconds/)
2023-11-26T00:00:00Z	**What It Takes To Make A Raspberry Pi Killer**
![](https://hackaday.com/wp-content/uploads/2023/11/pi-competition-featured.jpg?w=800)

The folks at Raspberry Pi are riding on a bit of a wave at the moment, with the launch of the Pi 5 with its PCIe and RP1 peripheral chip, […read more](https://hackaday.com/2023/11/25/what-it-takes-to-make-a-raspberry-pi-killer/) ⌘ [Read more](https://hackaday.com/2023/11/25/what-it-takes-to-make-a-raspberry-pi-killer/)
2023-11-26T03:00:00Z	**Double-Dose of AI Turns Daily Tasks Into Works of Art**
![](https://hackaday.com/wp-content/uploads/2023/11/final-product.jpeg?w=640)

Not so long ago, “Magic Mirror” builds were all the rage, and we have to admit getting out daily reminders and newsfeeds on an LCD display sitting behind a partially […read more](https://hackaday.com/2023/11/25/double-dose-of-ai-turns-daily-tasks-into-works-of-art/) ⌘ [Read more](https://hackaday.com/2023/11/25/double-dose-of-ai-turns-daily-tasks-into-works-of-art/)
2023-11-26T06:00:00Z	**Heat Pump Dryer Explained**
![](https://hackaday.com/wp-content/uploads/2023/11/hpump.png?w=800)

Historically, having a washer and a dryer in your house requires “a hookup.” You need hot and cold water for the washer as well as a drain for wastewater. For […read more](https://hackaday.com/2023/11/25/heat-pump-dryer-explained/) ⌘ [Read more](https://hackaday.com/2023/11/25/heat-pump-dryer-explained/)
2023-11-26T09:00:00Z	**The Slow March Of Sodium-Ion Batteries To Compete With Lithium-Ion**
![](https://hackaday.com/wp-content/uploads/2023/11/Prussian_Blue_pigment.jpg?w=800)

The process of creating new battery chemistries that work better than existing types is a slow and arduous one. Not only does it know more failures than successes, it’s rare […read more](https://hackaday.com/2023/11/26/the-slow-march-of-sodium-ion-batteries-to-compete-with-lithium-ion/) ⌘ [Read more](https://hackaday.com/2023/11/26/the-slow-march-of-sodium-ion-batteries-to-compete-with-lithium-ion/)
2023-11-26T12:00:00Z	**In New Doctor’s Office, Stethoscope Wears You**
![](https://hackaday.com/wp-content/uploads/2023/11/mic.png?w=800)

The medical professional wearing a stethoscope is a familiar image, but Northwestern University wants to change that. Instead of someone hanging an ancient device around their neck to listen inside […read more](https://hackaday.com/2023/11/26/in-new-doctors-office-stethoscope-wears-you/) ⌘ [Read more](https://hackaday.com/2023/11/26/in-new-doctors-office-stethoscope-wears-you/)
2023-11-26T15:00:00Z	**Walking Desk Is More Annoying Than A Standing Desk**
![](https://hackaday.com/wp-content/uploads/2023/11/My-desk-wont-stop-moving-while-I-make-this-video-3-51-screenshot-e1700784049222.png?w=800)

We’re often told that sitting is bad for our backs, for our necks, and even our general health. The standing desk aims to solve this by keeping us in a […read more](https://hackaday.com/2023/11/26/walking-desk-is-more-annoying-than-a-standing-desk/) ⌘ [Read more](https://hackaday.com/2023/11/26/walking-desk-is-more-annoying-than-a-standing-desk/)
2023-11-26T18:00:00Z	**Retrotechtacular: Studio Camera Operation, the BBC Way**
![](https://hackaday.com/wp-content/uploads/2023/11/bbc_camera.png?w=800)

If you ever thought that being a television camera operator was a simple job, this BBC training film on studio camera operations will quickly disabuse you of that notion. The […read more](https://hackaday.com/2023/11/26/retrotechtacular-studio-camera-operation-the-bbc-way/) ⌘ [Read more](https://hackaday.com/2023/11/26/retrotechtacular-studio-camera-operation-the-bbc-way/)
2023-11-26T21:00:00Z	**Airloom’s Whacky Wind Clothesline Turbine Idea**
![](https://hackaday.com/wp-content/uploads/2023/11/airloom.jpg?w=800)

What if you don’t put airfoils on a central, spinning axis, but instead have them careen around a circular track? If you’re a company called Airloom, you’d say that it’s […read more](https://hackaday.com/2023/11/26/airlooms-whacky-wind-clothesline-turbine-idea/) ⌘ [Read more](https://hackaday.com/2023/11/26/airlooms-whacky-wind-clothesline-turbine-idea/)
2023-11-27T00:00:00Z	**Come for the PCB Holder, Stay for the Tour of FreeCAD**
![](https://hackaday.com/wp-content/uploads/2023/11/PCB-solder-fren.png?w=800)

PCB holders are great tools. Not only is the PCB Solder Fren from [PistonPin] a nice DIY design, it offers some insight into the parts design process with FreeCAD. The […read more](https://hackaday.com/2023/11/26/come-for-the-pcb-holder-stay-for-the-tour-of-freecad/) ⌘ [Read more](https://hackaday.com/2023/11/26/come-for-the-pcb-holder-stay-for-the-tour-of-freecad/)
2023-11-27T03:00:00Z	**Robot Goes to Summer Camp**
![](https://hackaday.com/wp-content/uploads/2023/11/bot.png?w=800)

There are a lot of hobby and educational robots that have a similar form factor: a low, wide body with either wheels or tracks for locomotion. When [Alexander Kirilov] wanted […read more](https://hackaday.com/2023/11/26/robot-goes-to-summer-camp/) ⌘ [Read more](https://hackaday.com/2023/11/26/robot-goes-to-summer-camp/)
2023-11-27T06:00:00Z	**3D Printing a Nifty Sphere Without Supports**
![](https://hackaday.com/wp-content/uploads/2023/11/Giant-Spiralized-Sphere-0-39-screenshot.png?w=800)

[DaveMakesStuff] demonstrates a great technique for 3D printing a sphere; a troublesome shape for filament-based printers to handle. As a bonus, it uses a minimum of filament. His ideas can be […read more](https://hackaday.com/2023/11/26/3d-printing-a-nifty-sphere-without-supports/) ⌘ [Read more](https://hackaday.com/2023/11/26/3d-printing-a-nifty-sphere-without-supports/)
2023-11-27T09:00:00Z	**Tiny Speaker Busts Past Sound Limits with Ultrasound**
![](https://hackaday.com/wp-content/uploads/2023/11/a-tiny-chip-on-a-finger.png?w=800)

Conventional speakers work by moving air around to create sound, but tiny speakers that use ultrasonic frequencies to create pressure and generate sound opens some new doors, especially in terms […read more](https://hackaday.com/2023/11/27/tiny-speaker-busts-past-sound-limits-with-ultrasound/) ⌘ [Read more](https://hackaday.com/2023/11/27/tiny-speaker-busts-past-sound-limits-with-ultrasound/)
2023-11-27T12:00:00Z	**Voice-Over-LTE: The Reason Why Your Phone May Soon Stop Working**
![](https://hackaday.com/wp-content/uploads/2018/11/smartphone.jpg?w=800)

Although wireless standards like 3G, 4G, and 5G are mostly associated with mobile internet, they also include a phone (voice) component. Up till 4G this was done using traditional circuit-switched […read more](https://hackaday.com/2023/11/27/voice-over-lte-the-reason-why-your-phone-may-soon-stop-working/) ⌘ [Read more](https://hackaday.com/2023/11/27/voice-over-lte-the-reason-why-your-phone-may-soon-stop-working/)
2023-11-27T15:00:22Z	**How Do You Prove an AI Didn’t Make Your Art?**
![](https://hackaday.com/wp-content/uploads/2023/11/DALL·E-2023-11-23-17.15.07-A-cyberpunk-cityscape-at-night-characterized-by-a-vivid-and-neon-lit-urban-environment.-The-scene-includes-towering-skyscrapers-neon-signs-and-holo_featured.png?w=800)

In the world of digital art, distinguishing between AI-generated and human-made creations has become a significant challenge. Almost overnight, tool sets for generating AI artworks became commonly availab ... ⌘ [Read more](https://hackaday.com/2023/11/27/how-do-you-prove-an-ai-didnt-make-your-art/)
2023-11-27T16:30:00Z	**Could North Korea’s New Satellite Have Spied On Guam So Easily?**
![](https://hackaday.com/wp-content/uploads/2023/11/nk-sat-featured.jpg?w=800)

Earlier this week, another nation joined the still relatively exclusive club of those which possess a satellite launch capability. North Korea launched their Malligyong-1 spy satellite, and though it has […read more](https://hackaday.com/2023/11/27/could-north-koreas-new-satellite-have-spied-on-guam-so-easily/) ⌘ [Read more](https://hackaday.com/2023/11/27/could-north-koreas-new-satellite-have-spied-on-guam-so-easily/)
2023-11-27T18:00:33Z	**CAR T Cell Immunotherapy And The Quiet Hope For a Universal Cancer Treatment**
![](https://hackaday.com/wp-content/uploads/2020/01/dna-molecule-Cropped-1.jpg?w=800)

All of us have to deal with the looming threat of developing cancer during our lifetime, no matter how good our genetics are, or how healthy our lifestyle is. Despite […read more](https://hackaday.com/2023/11/27/car-t-cell-immunotherapy-and-the-quiet-hope-for-a-universal-cancer-treatment/) ⌘ [Read more](https://hackaday.com/2023/11/27/car-t-cell-immunotherapy-and-the-quiet-hope-for-a-universal-cancer-treatment/)
2023-11-27T19:30:00Z	**Easily Bypass Laptop Fingerprint Sensors And Windows Hello**
![](https://hackaday.com/wp-content/uploads/2023/11/fingerprint_reader_lenovo_laptop.jpg?w=800)

The fun part of security audits is that everybody knows that they’re a good thing, and also that they’re rarely performed prior to another range of products being shoved into […read more](https://hackaday.com/2023/11/27/easily-bypass-laptop-fingerprint-sensors-and-windows-hello/) ⌘ [Read more](https://hackaday.com/2023/11/27/easily-bypass-laptop-fingerprint-sensors-and-windows-hello/)
2023-11-27T21:00:53Z	**Single-piece Tank Chassis Goes Robotic**
![](https://hackaday.com/wp-content/uploads/2023/11/PiPBOT-new-version-2.png?w=800)

[EXTREME3DPRINT] has a new version of their print-in-place tank chassis: the PiPBOT now accepts drop-in motors (in the form of 360° rotation servos), RC receiver, and battery pack to make […read more](https://hackaday.com/2023/11/27/single-piece-tank-chassis-goes-robotic/) ⌘ [Read more](https://hackaday.com/2023/11/27/single-piece-tank-chassis-goes-robotic/)
2023-11-28T00:00:44Z	**Swatch Internet-Time Clock Doesn’t Miss a Beat**
![](https://hackaday.com/wp-content/uploads/2023/11/beats-watch-main.jpg?w=800)

The thing about human invention is that occasionally, two or more people think of an idea around the same time, and it’s difficult to determine who was first. Such is […read more](https://hackaday.com/2023/11/27/swatch-internet-time-watch-doesnt-miss-a-beat/) ⌘ [Read more](https://hackaday.com/2023/11/27/swatch-internet-time-watch-doesnt-miss-a-beat/)
2023-11-28T03:00:52Z	**A Tube Guitar Amp for a Modest Budget**
![](https://hackaday.com/wp-content/uploads/2023/11/tube-guitar-amp-featured.jpg?w=800)

There’s a mystique among both audiophiles and musicians about vacuum technology, thus having a tube amp still carries a bit of a cachet. New ones can be bought for eye-watering […read more](https://hackaday.com/2023/11/27/a-tube-guitar-amp-for-a-modest-budget/) ⌘ [Read more](https://hackaday.com/2023/11/27/a-tube-guitar-amp-for-a-modest-budget/)
2023-11-28T06:00:32Z	**Tektronix’s Ceramic CRT Production And The Building 13 Catacombs**
![](https://hackaday.com/wp-content/uploads/2023/11/tektronix_ceramic_crts.jpg?w=800)

As a manufacturer of test equipment and more, Tektronix has long had a need for custom form factors with its CRT displays. They initially went with fully glass CRTs as […read more](https://hackaday.com/2023/11/27/tektronixs-ceramic-crt-production-and-the-building-13-catacombs/) ⌘ [Read more](https://hackaday.com/2023/11/27/tektronixs-ceramic-crt-production-and-the-building-13-catacombs/)
2023-11-28T09:00:38Z	**A 48 Volt Battery Pack With Carefully Balanced Cells**
![](https://hackaday.com/wp-content/uploads/2023/11/li-ion-pack-featured.jpg?w=800)

Many readers will have at some time or another built their own lithium-ion battery packs, whether they are using tiny cells or the huge ones found in automotive packs. A […read more](https://hackaday.com/2023/11/28/a-48-volt-battery-pack-with-carefully-balanced-cells/) ⌘ [Read more](https://hackaday.com/2023/11/28/a-48-volt-battery-pack-with-carefully-balanced-cells/)
2023-11-28T12:00:08Z	**Bowling With Strings Attached: the People Are Split**
![](https://hackaday.com/wp-content/uploads/2023/11/bowling-800.webp?w=800)

There’s a bowling revolution in play, and not all bowlers are willing participants. In fact, a few are on strike, and it’s all because bowling alleys across America are getting […read more](https://hackaday.com/2023/11/28/bowling-with-strings-attached-the-people-are-split/) ⌘ [Read more](https://hackaday.com/2023/11/28/bowling-with-strings-attached-the-people-are-split/)
2023-11-28T15:00:53Z	**Mobile Phones and The Question of Declining Sperm Quality**
![](https://hackaday.com/wp-content/uploads/2023/11/Sperm.jpg?w=800)

In a world increasingly reliant on technology, a pressing question arises: can our dependence on gadgets, particularly mobile phones, be affecting our health in unexpected ways? A growing body of […read more](https://hackaday.com/2023/11/28/mobile-phones-and-the-question-of-declining-sperm-quality/) ⌘ [Read more](https://hackaday.com/2023/11/28/mobile-phones-and-the-question-of-declining-sperm-quality/)
2023-11-28T16:30:17Z	**A Flasher Mac, 25 Years Later**
![](https://hackaday.com/wp-content/uploads/2023/11/mac-rom-featured.jpg?w=800)

Apple Macintosh computers of the 1990s came with a system ROM containing an Open Firmware implementation and the Mac Toolbox required to start the operating system. In many cases this […read more](https://hackaday.com/2023/11/28/a-flasher-mac-25-years-later/) ⌘ [Read more](https://hackaday.com/2023/11/28/a-flasher-mac-25-years-later/)
2023-11-28T19:30:31Z	**LED Ring Brings the Bling**
![](https://hackaday.com/wp-content/uploads/2023/11/LED-ring-800.jpg?w=800)

We’ve seen our share of light-up jewelry over the years, but for some reason — probably power — it’s almost always earrings or necklaces. So when we saw [ROBO HUB]’s […read more](https://hackaday.com/2023/11/28/led-ring-brings-the-bling/) ⌘ [Read more](https://hackaday.com/2023/11/28/led-ring-brings-the-bling/)
2023-11-28T21:00:06Z	**Capacitive Rainmeter Measures The Sky Water Just Fine**
![](https://hackaday.com/wp-content/uploads/2023/11/280327459-79b76135-ba25-49dc-8c92-0bc4a8b4002f-e1701172246175.jpg?w=800)

If you’ve got a smart home, or you just want to know how soaked your garden is getting in the winter, you might want to measure rainfall. There are a […read more](https://hackaday.com/2023/11/28/capacitive-rainmeter-measures-the-sky-water-just-fine/) ⌘ [Read more](https://hackaday.com/2023/11/28/capacitive-rainmeter-measures-the-sky-water-just-fine/)
2023-11-29T00:00:02Z	**G-code Goes Binary with Proposed New Format**
![Art of 3D printer in the middle of printing a Hackaday Jolly Wrencher logo](https://hackaday.com/wp-content/uploads/2020/02/3D-Printering-Header-New.jpg?w=800)

G-code is effective, easily edited, and nearly ubiquitous when it comes to anything CNC. The format has many strengths, but space efficiency isn’t one of them. In fact, when it […read more](https://hackaday.com/2023/11/28/g-code-goes-binary-with-proposed-new-format/) ⌘ [Read more](https://hackaday.com/2023/11/28/g-code-goes-binary-with-proposed-new-format/)
2023-11-29T03:00:59Z	**BBC Basic Is Back in a Big Way**
![](https://hackaday.com/wp-content/uploads/2023/11/wss-e1701172866973.png?w=800)

The BBC has a long history of teaching the world about computers. The broadcaster’s name was proudly displayed on the BBC Micro, and BBC Basic was the programming language developed […read more](https://hackaday.com/2023/11/28/bbc-basic-is-back-in-a-big-way/) ⌘ [Read more](https://hackaday.com/2023/11/28/bbc-basic-is-back-in-a-big-way/)
2023-11-29T06:00:29Z	**Noise Cancelling isn’t as Easy as You’d Think**
![](https://hackaday.com/wp-content/uploads/2023/11/noise-cancel-featured.jpg?w=800)

On the face of it, producing a set of noise cancelling headphones should be a relatively straightforward project. But as [Pete Lewis] found out, things are not always as they […read more](https://hackaday.com/2023/11/28/noise-cancelling-isnt-as-easy-as-youd-think/) ⌘ [Read more](https://hackaday.com/2023/11/28/noise-cancelling-isnt-as-easy-as-youd-think/)
2023-11-29T09:00:54Z	**Resurrecting a Bricked Wii U with a Raspberry Pi Pico**
![](https://hackaday.com/wp-content/uploads/2023/11/The-Truth-About-the-Bricked-Wii-U-_-Can-You-Fix-yours-For-8_-5-43-screenshot.png?w=800)

There are reports that some Nintendo Wii U systems out in the wild are falling victim to mysterious failures. As is so often the case, certain error codes have been […read more](https://hackaday.com/2023/11/29/resurrecting-a-bricked-wii-u-with-a-raspberry-pi-pico/) ⌘ [Read more](https://hackaday.com/2023/11/29/resurrecting-a-bricked-wii-u-with-a-raspberry-pi-pico/)
2023-11-29T12:00:13Z	**Iowa Demolishes Its First 3D Printed House**
![](https://hackaday.com/wp-content/uploads/2023/11/3D-printed-house-800.jpeg?w=800)

It sounds like a headline from the future: the weekend before Thanksgiving, a bulldozer came for the first example of a printed home that was supposed to help the housing […read more](https://hackaday.com/2023/11/29/iowa-demolishes-its-first-3d-printed-house/) ⌘ [Read more](https://hackaday.com/2023/11/29/iowa-demolishes-its-first-3d-printed-house/)
2023-11-29T15:00:06Z	**Ejector Seats: The Rocket Chairs That Save Lives**
![](https://hackaday.com/wp-content/uploads/2016/12/explosion.jpg?w=800)

Once upon a time, escaping an aircraft was a tricky business. You had to unstrap yourself, fling open a heavy glass canopy, and try to wrench yourself out of a […read more](https://hackaday.com/2023/11/29/ejector-seats-the-rocket-chairs-that-save-lives/) ⌘ [Read more](https://hackaday.com/2023/11/29/ejector-seats-the-rocket-chairs-that-save-lives/)
2023-11-29T16:30:21Z	**CT Scanner Reveals The Difference Between Real and Fake AirPods**
![](https://hackaday.com/wp-content/uploads/2023/11/6549c7646909a7a1366cc0e8_Counterfeit-AirPods-hero-image-2.png?w=800)

These days, you have to be careful what you buy. Counterfeit hardware is everywhere, especially when you’re purchasing things sight unseen over the Internet. [Jon Bruner] recently set out to […read more](https://hackaday.com/2023/11/29/ct-scanner-reveals-the-difference-between-real-and-fak ... ⌘ [Read more](https://hackaday.com/2023/11/29/ct-scanner-reveals-the-difference-between-real-and-fake-airpods/)
2023-11-29T18:00:23Z	**Scope GUI Made Easier**
![](https://hackaday.com/wp-content/uploads/2023/11/Sine_wave_10_kHz_displayed_on_analog_oscilloscope_featured.png?w=800)

Last time, I assembled a Python object representing a Rigol oscilloscope. Manipulating the object communicates with the scope over the network. But my original goal was to build a little […read more](https://hackaday.com/2023/11/29/scope-gui-made-easier/) ⌘ [Read more](https://hackaday.com/2023/11/29/scope-gui-made-easier/)
2023-11-29T19:30:56Z	**Monitoring Energy Use and Saving Money**
![](https://hackaday.com/wp-content/uploads/2023/11/octoclock-main-e1701238288347.jpg?w=800)

On the surface, the electric grid might seem like a solved piece of infrastructure. But there’s actually been a large amount of computerized modernization going in the background for the […read more](https://hackaday.com/2023/11/29/monitoring-energy-use-and-saving-money/) ⌘ [Read more](https://hackaday.com/2023/11/29/monitoring-energy-use-and-saving-money/)
2023-11-29T21:00:01Z	**Arbitrary Wave Generator For The Raspberry Pi Pico**
![](https://hackaday.com/wp-content/uploads/2023/11/Raspberry-Pi-Pico-AWG-waveforms-2-2-screenshot.png?w=800)

Once upon a time, if you wanted to generate some waveforms, you needed to buy an expensive off-the-shelf function generator or whip up a big pile of analog electronics. Not […read more](https://hackaday.com/2023/11/29/arbitrary-wave-generator-for-the-raspberry-pi-pico/) ⌘ [Read more](https://hackaday.com/2023/11/29/arbitrary-wave-generator-for-the-raspberry-pi-pico/)
2023-11-30T00:00:14Z	**Converting Bluetooth Sensors to Zigbee**
![](https://hackaday.com/wp-content/uploads/2023/11/zigbee-main.jpg?w=800)

With the increase in popularity of Internet of Things (IoT) devices and their need to communicate wirelessly,  there’s been a corresponding explosion of wireless protocols to chose from. Of course […read more](https://hackaday.com/2023/11/29/converting-bluetooth-sensors-to-zigbee/) ⌘ [Read more](https://hackaday.com/2023/11/29/converting-bluetooth-sensors-to-zigbee/)
2023-11-30T03:00:37Z	**Chromium(III) Telluride As Ferromagnetic Material With Tunable Anomalous Hall Effect**
![Crystal structure of Cr2Te3 thin films. (Credit: Hang Chi et al. 2023)](https://hackaday.com/wp-content/uploads/2023/11/Crystal_structure_of_Cr2Te3_thin_films.jpg?w=800)

Chromium(III) Telluride (Cr2Te3) is an interesting material for (ferro)magnetic applications, with Yao Wen and colleagues reporting in a 2020 Nano Letters paper that they confirmed it to show spontan ... ⌘ [Read more](https://hackaday.com/2023/11/29/chromiumiii-telluride-as-ferromagnetic-material-with-tunable-anomalous-hall-effect/)
2023-11-30T06:00:24Z	**Gesture-Controlled Robot Arm Is A Nifty Educational Build**
![](https://hackaday.com/wp-content/uploads/2023/11/F1U4GZ0LP8CJKO4-e1701171720301.jpg?w=800)

Traditionally, robot arms have been controlled either by joysticks, buttons, or very carefully programmed routines. However, for [Narongporn Laosrisin’s] homebrew build, they decided to go with gesture control instead. The […read more](https://hackaday.com/2023/11/29/gesture-controlled-robot-arm-is-a-nifty-educational-build/) ⌘ [Read more](https://hackaday.com/2023/11/29/gesture-controlled-robot-arm-is-a-nifty-educational-build/)
2023-11-30T09:00:07Z	**Open Source Spacecraft Avionics With NASA’s Core Flight System**
![](https://hackaday.com/wp-content/uploads/2023/11/cfs_software_layers_and_components_nasa.jpg?w=800)

One thing about developing satellites, spacecraft, rovers and kin is that they have a big overlap in terms of functionality. From communication, to handling sensors, propulsion, managing data storage, task […read more](https://hackaday.com/2023/11/30/open-source-spacecraft-avionics-with-nasas-core-flight-syste ... ⌘ [Read more](https://hackaday.com/2023/11/30/open-source-spacecraft-avionics-with-nasas-core-flight-system/)
2023-11-30T12:00:03Z	**300 Amps Through an Open Source Speed Controller**
![](https://hackaday.com/wp-content/uploads/2023/11/6270241700327642674-e1701173371182.png?w=800)

Sometimes, a little puny matchbox-sized electronic speed controller (ESC) won’t do the job. If you find yourself looking for something heftier, say, in the range of hundreds of amps, you […read more](https://hackaday.com/2023/11/30/300-amps-through-an-open-source-speed-controller/) ⌘ [Read more](https://hackaday.com/2023/11/30/300-amps-through-an-open-source-speed-controller/)
2023-11-30T15:00:25Z	**Falsified Photos: Fooling Adobe’s Cryptographically-Signed Metadata**
![](https://hackaday.com/wp-content/uploads/2023/11/AIFingerprints.jpg?w=800)

Last week, we wrote about the Leica M11-P, the world’s first camera with Adobe’s Content Authenticity Initiative (CAI) credentials baked into every shot. Essentially, each file is signed with Leica’s […read more](https://hackaday.com/2023/11/30/falsified-photos-fooling-adobes-cryptographically-signed-metadata/) ⌘ [Read more](https://hackaday.com/2023/11/30/falsified-photos-fooling-adobes-cryptographically-signed-metadata/)
2023-11-30T16:30:47Z	**Autonomous Excavator Builds Stone Wall Algorithmically**
![](https://hackaday.com/wp-content/uploads/2023/11/excavator-800.jpg?w=800)

In a move that aims to further the circular economy of the construction industry, researchers at ETH Zurich have let an autonomous excavator loose on a big pile of boulders […read more](https://hackaday.com/2023/11/30/autonomous-excavator-builds-stone-wall-algorithmically/) ⌘ [Read more](https://hackaday.com/2023/11/30/autonomous-excavator-builds-stone-wall-algorithmically/)
2023-11-30T18:00:09Z	**End of an Era: Popular Science Shutters Magazine**
![](https://hackaday.com/wp-content/uploads/2023/11/popsci_feat.jpg?w=800)

Just three years after the iconic magazine abandoned its print version and went all-digital, Popular Science is now halting its subscription service entirely. The brand itself will live on — […read more](https://hackaday.com/2023/11/30/end-of-an-era-popular-science-shutters-magazine/) ⌘ [Read more](https://hackaday.com/2023/11/30/end-of-an-era-popular-science-shutters-magazine/)
2023-11-30T19:30:15Z	**The Minimum Required For a Film Camera**
![](https://hackaday.com/wp-content/uploads/2023/11/min-camera-featured.jpg?w=800)

Film cameras can be complex and exquisitely-crafted masterpieces of analogue technology. But at their very simplest they need be little more than a light-proof box with a piece of film […read more](https://hackaday.com/2023/11/30/the-minimum-required-for-a-film-camera/) ⌘ [Read more](https://hackaday.com/2023/11/30/the-minimum-required-for-a-film-camera/)
2023-11-30T21:00:44Z	**The Raspberry Pi 5 Can Use External Graphics Cards Now**
![](https://hackaday.com/wp-content/uploads/2023/11/pi-5-gpu-amd.jpg?w=800)

The Raspberry Pi line is full of capable compact computers, but they’ve never been the strongest in the bunch when it comes to graphical output. Nor have they been particularly […read more](https://hackaday.com/2023/11/30/the-raspberry-pi-5-can-use-external-graphics-cards-now/) ⌘ [Read more](https://hackaday.com/2023/11/30/the-raspberry-pi-5-can-use-external-graphics-cards-now/)
2023-12-01T00:00:35Z	**Hacked Tea Lights Flicker Just Right**
![](https://hackaday.com/wp-content/uploads/2023/11/flicker-candles-800.jpg?w=800)

Flickering LED tea lights are a friendly and safe alternative to having flaming little pots of wax situated around your home, but sometimes the flicker scheme leaves something to be […read more](https://hackaday.com/2023/11/30/hacked-tea-lights-flicker-just-right/) ⌘ [Read more](https://hackaday.com/2023/11/30/hacked-tea-lights-flicker-just-right/)
2023-12-01T03:00:37Z	**Absolutely Everything About the Coleco Adam, 8-bit Home Computer**
![](https://hackaday.com/wp-content/uploads/2023/11/The-Big-ColecoAdam-Deep-Dive-Wide.png?w=577)

[Thom Cherryhomes] shared with us an incredible resource for anyone curious about the Coleco Adam, one of the big might-have-been home computers of the 80s. There’s a monstrous 4-hour deep […read more](https://hackaday.com/2023/11/30/absolutely-everything-about-the-coleco-adam-8-bit-home-computer/) ⌘ [Read more](https://hackaday.com/2023/11/30/absolutely-everything-about-the-coleco-adam-8-bit-home-computer/)
2023-12-01T06:00:27Z	**Is Microsoft Basic Hidden In This Educational Child’s Toy?**
![](https://hackaday.com/wp-content/uploads/2023/11/Microsoft-BASIC-80-In-Secret_-VTechs-PreBASIC-11-43-screenshot.png?w=800)

The VTech PreComputer 1000 is a rather ancient toy computer that was available in the distant misty past of 1988. It featured a keyboard and a variety of simple learning […read more](https://hackaday.com/2023/11/30/is-microsoft-basic-hidden-in-this-educational-childs-toy/) ⌘ [Read more](https://hackaday.com/2023/11/30/is-microsoft-basic-hidden-in-this-educational-childs-toy/)
2023-12-01T09:00:14Z	**A Few New Car Owners Will Join The 48V Future**
![](https://hackaday.com/wp-content/uploads/2023/11/cybertruck-featured.jpg?w=800)

Leaving aside all the annoying hype surrounding Tesla’s Cybertruck, there’s a little technical detail which might be of more interest to readers than the automotive behemoth itself. It’s one of […read more](https://hackaday.com/2023/12/01/__trashed-10/) ⌘ [Read more](https://hackaday.com/2023/12/01/__trashed-10/)
2023-12-01T12:00:36Z	**Add Some Blinkenlights to Your Supercon Badge**
![](https://hackaday.com/wp-content/uploads/2023/11/blinky-badge-800.png?w=800)

We’re not sure what is more amazing here: the glow of the blinkenlights themselves, the tedium involved in creating it, or the fact that [makeTVee] soldered 280 microscopic WS2812 LEDs […read more](https://hackaday.com/2023/12/01/add-some-blinkenlights-to-your-supercon-badge/) ⌘ [Read more](https://hackaday.com/2023/12/01/add-some-blinkenlights-to-your-supercon-badge/)
2023-12-01T15:00:09Z	**This Week in Security: Owncloud, NXP, 0-Days, and Fingerprints**
![](https://hackaday.com/wp-content/uploads/2016/01/darkarts.jpg?w=800)

We’re back! And while the column took a week off for Thanksgiving, the security world didn’t. The most pressing news is an issue in Owncloud, that is already under active […read more](https://hackaday.com/2023/12/01/this-week-in-security-owncloud-nxp-0-days-and-fingerprints/) ⌘ [Read more](https://hackaday.com/2023/12/01/this-week-in-security-owncloud-nxp-0-days-and-fingerprints/)
2023-12-01T16:30:34Z	**Bulked Up MHD Drive Makes Waves While Standing Still**
![](https://hackaday.com/wp-content/uploads/2023/11/radmhd_feat.jpg?w=800)

Looking back through the archives, we actually haven’t seen much in the way of homebrew magnetohydrodynamic drives (MHDs) — which is somewhat surprising, as the core concept isn’t nearly as […read more](https://hackaday.com/2023/12/01/bulked-up-mhd-drive-makes-waves-while-standing-still/) ⌘ [Read more](https://hackaday.com/2023/12/01/bulked-up-mhd-drive-makes-waves-while-standing-still/)
2023-12-01T17:00:09Z	**Hackaday Podcast Episode 246: Bypassing Fingerprint Readers is Easy, Killing Memory Chips is Hard, Cell Phones vs Sperm**
![](https://hackaday.com/wp-content/uploads/2016/05/microphone.jpg?w=800)

It’s the week after Thanksgiving (for some of us) and if you’re sick of leftovers, you’re in luck as Elliot and Dan get together to discuss the freshest and best […read more](https://hackaday.com/2023/12/01/hackaday-podcast-epis ... ⌘ [Read more](https://hackaday.com/2023/12/01/hackaday-podcast-episode-246-bypassing-fingerprint-readers-is-easy-killing-memory-chips-is-hard-cell-phones-vs-sperm/)
2023-12-01T18:00:42Z	**The Sunspots Are Coming (Again)**
![](https://hackaday.com/wp-content/uploads/2023/11/sunspot-featured.jpg?w=800)

There are a bunch of ways to estimate the age of a radio amateur, by the letters in their callsign, by their preferred choice of homebrewing technology, or sometimes by […read more](https://hackaday.com/2023/12/01/the-sunspots-are-coming-again/) ⌘ [Read more](https://hackaday.com/2023/12/01/the-sunspots-are-coming-again/)
2023-12-01T19:30:34Z	**Wine is for Windows and Darling is for MacOS**
![](https://hackaday.com/wp-content/uploads/2023/11/Screenshot-2023-11-28-215833-e1701170957963.png?w=800)

Wine has become a highly optimized and useful piece of software for those that live in Linux, but occasionally need to walk on the Windows side. In case you’d wondered, […read more](https://hackaday.com/2023/12/01/wine-is-for-windows-and-darling-is-for-macos/) ⌘ [Read more](https://hackaday.com/2023/12/01/wine-is-for-windows-and-darling-is-for-macos/)
2023-12-01T21:00:00Z	**Radio Emissions Over Sunspots Challenge Models of Stellar Magnetism**
![](https://hackaday.com/wp-content/uploads/2023/11/njit-scientists-uncove-Featured.jpg?w=800)

Sustained radio emissions originating from high over a sunspot are getting researchers thinking in new directions. Unlike solar radio bursts — which typically last only minutes or hours — these […read more](https://hackaday.com/2023/12/01/radio-emissions-over-sunspots-challenge-models-of-stellar-magnetism/) ⌘ [Read more](https://hackaday.com/2023/12/01/radio-emissions-over-sunspots-challenge-models-of-stellar-magnetism/)
2023-12-02T00:00:21Z	**Robot Pianist Runs on Arduino Nano**
![](https://hackaday.com/wp-content/uploads/2023/11/0-5-screenshot.png?w=800)

The piano has been around for a long time now. Not long after its invention, humans started contemplating how they could avoid playing it by getting a machine to do […read more](https://hackaday.com/2023/12/01/robot-pianist-runs-on-arduino-nano/) ⌘ [Read more](https://hackaday.com/2023/12/01/robot-pianist-runs-on-arduino-nano/)
2023-12-02T03:00:00Z	**Cat-o-Matic 3000 Serves Your Feline Masters**
![](https://hackaday.com/wp-content/uploads/2023/11/cat-o-matic-800.jpeg?w=752)

When you have three cats and three humans, you have one problem: feeding them on a schedule without over or under feeding them. Even if there was only one human […read more](https://hackaday.com/2023/12/01/cat-o-matic-3000-serves-your-feline-masters/) ⌘ [Read more](https://hackaday.com/2023/12/01/cat-o-matic-3000-serves-your-feline-masters/)
2023-12-02T06:00:30Z	**Print Your Own Brain Lamp From MRI Data**
![](https://hackaday.com/wp-content/uploads/2023/11/FHWXCS8LPE2AO5K-e1701339401688.jpg?w=800)

MRIs generally fall somewhere on the scale from boring to stressful depending on why you’re having one and how claustrophobic you get. Regardless, they’re a wonderful diagnostic tool and they’ve […read more](https://hackaday.com/2023/12/01/print-your-own-brain-lamp-from-mri-data/) ⌘ [Read more](https://hackaday.com/2023/12/01/print-your-own-brain-lamp-from-mri-data/)