2025 One Hertz Challenge: Valvano Clock Makes the Seconds Count
https://hackaday.com/2025/07/14/2025-one-hertz-challenge-valvano-clock-makes-the-seconds-count/

A man named [Jim Valvano] once said “There are 86,400 seconds in a day. It’s up to you to decide what to do with them.” — while we couldn’t tell …read more (https://hackaday.com/2025/07/14/2025-one-hertz-challenge-valvano-clock-makes-the-seconds-count/)

Do You Trust this AI for Your Surgery?
https://hackaday.com/2025/07/14/do-you-trust-this-ai-for-your-surgery/

If you are looking for the perfect instrument to start a biological horror show in our age of AI, you have come to the right place. Researchers at Johns Hopkins …read more (https://hackaday.com/2025/07/14/do-you-trust-this-ai-for-your-surgery/)

Record Changer Spins Round and Round
https://hackaday.com/2025/07/14/record-changer-spins-round-and-round/

There was a time when all the cool kids had a 45 RPM record player. [RF Burns] picked up a 1950s-era player from  RCA. However, it needed a lot of …read more (https://hackaday.com/2025/07/14/record-changer-spins-round-and-round/)

Introducing PooLA Filament: Grass Fiber-Reinforced PLA
https://hackaday.com/2025/07/14/introducing-poola-filament-grass-fiber-reinforced-pla/

We’re probably all familiar with adding wood dust, hemp and carbon fibers to PLA filament, but there are so many other fillers one could add. During the completely unrelated recent …read more (https://hackaday.com/2025/07/14/introducing-poola-filament-grass-fiber-reinforced-pla/)

Quasi-Quantifying Qubits for 100 Quid
https://hackaday.com/2025/07/14/quasi-quantifying-qubits-for-100-quid/

As part of his multi-year project to build a quantum computer, hacakday.io poster [skywo1f] has shared with us his most recent accomplishment — a Nuclear Magnetic Resonance Spectrometer, which he …read more (https://hackaday.com/2025/07/14/quasi-quantifying-qubits-for-100-quid/)

A Chip8 Emulator for 68000-based Macs
https://hackaday.com/2025/07/15/a-chip8-emulator-for-68000-based-macs/

Among this crowd, it’s safe to say that the original 68000 Macintosh computers need no introduction, but it’s possible some of you aren’t familiar with Chip8. It was an interpreted …read more (https://hackaday.com/2025/07/15/a-chip8-emulator-for-68000-based-macs/)

Will HP Create a Carfax System For PCs?
https://hackaday.com/2025/07/15/will-hp-create-a-carfax-system-for-pcs/