RP2040 Spins Right ‘Round inside POV Display
https://hackaday.com/2025/04/25/rp2040-spins-right-round-inside-pov-display/

Sometimes, a flat display just won’t cut it. If you’re looking for something a little rounder, perhaps your vision could persist in in looking at [lhm0]’s rotating LED sphere RP2040 …read more (https://hackaday.com/2025/04/25/rp2040-spins-right-round-inside-pov-display/)

Amazing Oscilloscope Demo Scores The Win At Revision 2025
https://hackaday.com/2025/04/26/amazing-oscilloscope-demo-scores-the-win-at-revision-2025/

Classic demos from the demoscene are all about showing off one’s technical prowess, with a common side order of a slick banging soundtrack. That’s precisely what [BUS ERROR Collective] members …read more (https://hackaday.com/2025/04/26/amazing-oscilloscope-demo-scores-the-win-at-revision-2025/)

Digital Squid’s Behavior Shaped by Neural Network
https://hackaday.com/2025/04/26/digital-squids-behavior-shaped-by-neural-network/

In the 90s, a video game craze took over the youth of the world — but unlike today’s games that rely on powerful PCs or consoles, these were simple, standalone …read more (https://hackaday.com/2025/04/26/digital-squids-behavior-shaped-by-neural-network/)

From Good Enough to Best
https://hackaday.com/2025/04/26/from-good-enough-to-best/

It was probably Montesquieu who coined the proto-hacker motto “the best is the mortal enemy of the good”. He was talking about compromises in drafting national constitutions for nascent democracies, …read more (https://hackaday.com/2025/04/26/from-good-enough-to-best/)

Quantum Random Number Generator Squirts Out Numbers Via MQTT
https://hackaday.com/2025/04/26/quantum-random-number-generator-squirts-out-numbers-via-mqtt/

Sometimes you need random numbers — and properly random ones, at that. [Sean Boyce] whipped up a rig that serves up just that, tasty random bytes delivered fresh over MQTT. …read more (https://hackaday.com/2025/04/26/quantum-random-number-generator-squirts-out-numbers-via-mqtt/)

Remembering Heathkit
https://hackaday.com/2025/04/26/remembering-heathkit/

While most hams and hackers have at least heard of Heathkit, most people don’t know the strange origin story of the legendary company. [Ham Radio Gizmos] takes us all through …read more (https://hackaday.com/2025/04/26/remembering-heathkit/)

YKK’s Self-Propelled Zipper: Less Crazy Than It Seems
https://hackaday.com/2025/04/26/ykks-self-propelled-zipper-less-crazy-than-it-seems/

At first glance the very idea of a zipper that unzips and zips up by itself seems somewhat ridiculous. After all, these contraptions are mostly used on pieces of clothing …read more (https://hackaday.com/2025/04/26/ykks-self-propelled-zipper-less-crazy-than-it-seems/)