Do, Dare or Don’t? Getting Inked by a 3D Printer
?w=800" alt="A guy's leg encased in a 3D printer showing a fresh printed tattoo"/>This unusual tattoo hack by [Emily The Engineer] is not for the weak of heart, but let’s be frank: we kind of know her for that. And she gives out https://hackaday.com/2025/02/02/do-dare-or-dont-getting-inked-by-a-3d-printer/
https://hackaday.com/2025/02/02/do-dare-or-dont-getting-inked-by-a-3d-printer/
Giving a Proprietary Power Supply the Boot
?w=800" alt=""/>You’ve probably noticed that everywhere you go — the doctor’s office, hotels, or retail shops, there are tiny PCs everywhere. These small PCs often show up on the surplus market https://hackaday.com/2025/02/02/giving-a-proprietary-power-supply-the-boot/
https://hackaday.com/2025/02/02/giving-a-proprietary-power-supply-the-boot/
Custom Smartwatch Makes Diabetes Monitoring Easier for Kids
?w=800" alt=""/>Living with Type 1 diabetes is a numbers game. There’s not a moment in the day free from the burden of tracking your blood glucose concentration, making “What’s your number?” https://hackaday.com/2025/02/02/custom-smartwatch-makes-diabetes-monitoring-easier-for-kids/
https://hackaday.com/2025/02/02/custom-smartwatch-makes-diabetes-monitoring-easier-for-kids/
Inside a Vintage Oven Controlled Crystal Oscillator
?w=800" alt=""/>Crystal oscillators are incredibly useful components, but they come with one little snag: their oscillation is temperature-dependent. For many applications the relatively small deviation is not a problem, but especially https://hackaday.com/2025/02/01/inside-a-vintage-oven-controlled-crystal-oscillator/
https://hackaday.com/2025/02/01/inside-a-vintage-oven-controlled-crystal-oscillator/
RedBox In The 80s: Meet The VHS Vending Behemoth
Redbox was a company with a moderately interesting business model—it let you rent DVDs from automated kiosks. It’s an idea so simple it’s almost surprising it didn’t appear sooner. Only, https://hackaday.com/2025/02/01/redbox-in-the-80s-meet-the-vhs-vending-behemoth/
https://hackaday.com/2025/02/01/redbox-in-the-80s-meet-the-vhs-vending-behemoth/
Casio Calculator Gets New Keyboard
?w=800" alt=""/>What do you do with a circa 1985 Casio FX-451 calculator with a bad keyboard? Well, if you are [Poking Technology], you transplant the inside of the calculator to a https://hackaday.com/2025/02/01/casio-calculator-gets-new-keyboard/
https://hackaday.com/2025/02/01/casio-calculator-gets-new-keyboard/
A New Case and Keyboard For The Timex Sinclair 1000
?w=800" alt=""/>The Timex Sinclair 1000 was a sleek and compact machine, and the US counterpart to the more well-known Spectrum ZX-81. Timex may not have come to dominate the computer market, https://hackaday.com/2025/01/31/a-new-case-and-keyboard-for-the-timex-sinclair-1000/
https://hackaday.com/2025/01/31/a-new-case-and-keyboard-for-the-timex-sinclair-1000/
Hackaday Podcast Episode 306: Bambu Hacks, AI Strikes Back, John Deere Gets Sued, and All About Capacitors
?w=800" alt=""/>It was Dan and Elliot behind the microphones today for a transatlantic look at the week in hacks. There was a bucket of news about AI, kicked off by Deepseek https://hackaday.com/2025/01/31/hackaday-podcast-episode-306-bambu-hacks-ai-strikes-back-john-deere-gets-sued-and-all-about-capacitors/
A History of Copper Pours
?w=779" alt=""/>If you compare a modern PCB with a typical 1980s PCB, you might notice — like [lcamtuf] did — that newer boards tend to have large areas of copper known https://hackaday.com/2025/01/31/a-history-of-copper-pours/
Handy Online Metric Screw, Nut, and Washer Generator
?w=800" alt=""/>For those times when you could really use a quick 3D model, this metric screw generator will do the trick for screws between M2 and M16 with matching nuts and https://hackaday.com/2025/01/31/handy-online-metric-screw-nut-and-washer-generator/
https://hackaday.com/2025/01/31/handy-online-metric-screw-nut-and-washer-generator/
Transition-Metal Dichalcogenides: Super-Conducting, Super-Capacitor Semiconductors
?w=800"/>Transition-metal dichalcogenides (TMDs) are the subject of an emerging field in semiconductor research, with these materials offering a range of useful properties that include not only semiconductor applications, but also https://hackaday.com/2025/01/28/transition-metal-dichalcogenides-super-conducting-super-capacitor-semiconductors/
A Ribbon Microphone Is Harder Than You Think
?w=800" alt=""/>There’s a mystique around ribbon microphones due to their being expensive studio-grade items, which has led more than one experimenter down the rabbit hole of making one. [Catherine van West] https://hackaday.com/2025/01/22/a-ribbon-microphone-is-harder-than-you-think/
https://hackaday.com/2025/01/22/a-ribbon-microphone-is-harder-than-you-think/
Electric Vehicle Charging Heats Up
?w=800" alt=""/>As the electric vehicle takeover slowly lumbers along, marginally increasing efficiencies for certain applications while entrenching car-centric urban design even further, there are some knock-on effects that are benefiting people https://hackaday.com/2025/01/22/electric-vehicle-charging-heats-up/
https://hackaday.com/2025/01/22/electric-vehicle-charging-heats-up/
What Day Is It Again? Check the Clock
?w=800" alt="A light-up clock displays the day of the week."/>If you’re lucky enough to work from home, you’ll soon find that it presents its own set of challenges, mostly related to work/life balance. It can get so bad that https://hackaday.com/2025/01/22/what-day-is-it-again-check-the-clock/
https://hackaday.com/2025/01/22/what-day-is-it-again-check-the-clock/
Make Your VR Controllers Handle Like Two-Handed Weapons
?w=800" alt=""/>Wielding things like two-handed swords in VR can be awkward. There’s no sense of grasping a solid object. The controllers (and therefore one’s hands) feel floaty and disconnected from one https://hackaday.com/2025/01/22/make-your-vr-controllers-handle-like-two-handed-weapons/
https://hackaday.com/2025/01/22/make-your-vr-controllers-handle-like-two-handed-weapons/
FLOSS Weekly Episode 817: Incompatible With Reality
?w=800" alt=""/>This week, Jonathan Bennett and Dan Lynch chat with Stefano Zacchiroli about Debian and Software Heritage! https://www.softwareheritage.org/ https://upsilon.cc/~zack/ Did you know you can watch the live recording of the show https://hackaday.com/2025/01/22/floss-weekly-episode-817-incompatible-with-reality/
https://hackaday.com/2025/01/22/floss-weekly-episode-817-incompatible-with-reality/
Going Minimal: 64×4, The Fun in Functional Computing
?w=800" alt=""/>If you’ve ever wondered what makes a computer tick, the Minimal 64×4 by [Slu4] is bound to grab your attention. It’s not a modern powerhouse, but a thoughtfully crafted throwback https://hackaday.com/2025/01/22/going-minimal-64x4-the-fun-in-functional-computing/
https://hackaday.com/2025/01/22/going-minimal-64x4-the-fun-in-functional-computing/
Making Wire Explode With 4,000 Joules of Energy
?w=800" alt=""/>In lieu of high-explosives, an exploding wire circuit can make for an interesting substitute. As [Hyperspace Pirate] demonstrates in a recent video, the act of pumping a lot of current https://hackaday.com/2025/01/21/making-wire-explode-with-4000-joules-of-energy/
https://hackaday.com/2025/01/21/making-wire-explode-with-4000-joules-of-energy/
The Nokia Design Archive Is Open For Viewing
?w=800"/>During the Cambrian Explosion of cellphone form factors at the turn of the millenium, Nokia reigned supreme. If you’d like to see what they were doing behind the scenes to https://hackaday.com/2025/01/21/the-nokia-design-archive-is-open-for-viewing/
https://hackaday.com/2025/01/21/the-nokia-design-archive-is-open-for-viewing/
Probably Ruining a Keyboard For Science
?w=800" alt="Lubricating a keyboard switch the proper way, with a brush and the switch opened up."/>Lubing your keyboard’s switches is definitely a personal preference, though we’re sure that many would call it absolutely necessary. However, people from both camps would probably not suggest is using https://hackaday.com/2025/01/21/probably-ruining-a-keyboard-for-science/
https://hackaday.com/2025/01/21/probably-ruining-a-keyboard-for-science/