[danjovic] came up with a nifty entry for our 2025 One-Hertz Challenge that lands somewhere between the categories of Ridiculous and Clockwork. It’s a clock that few hackers, if any, …read more (https://hackaday.com/2025/07/21/2025-one-hertz-challenge-its-hexadecimal-unix-time/)

A Lockpicking Robot That Can Sense the Pins
https://hackaday.com/2025/07/21/a-lockpicking-robot-that-can-sense-the-pins/

Having a robot that can quickly and unsupervised pick any lock with the skills of a professional human lockpicker has been a dream for many years. A major issue with …read more (https://hackaday.com/2025/07/21/a-lockpicking-robot-that-can-sense-the-pins/)

Testing Your Knowledge of JavaScript’s Date Class
https://hackaday.com/2025/07/21/testing-your-knowledge-of-javascripts-date-class/

JavaScript is everywhere these days, even outside the browser. Everyone knows that this is because JavaScript is the best programming language, which was carefully assembled by computer experts and absolutely …read more (https://hackaday.com/2025/07/21/testing-your-knowledge-of-javascripts-date-class/)

Coleco Adam: A Commodore 64 Competitor, Almost
https://hackaday.com/2025/07/21/coleco-adam-a-commodore-64-competitor-almost/

For a brief, buzzing moment in 1983, the Coleco Adam looked like it might out-64 the Commodore 64. Announced with lots of ambition, this 8-bit marvel promised a complete computing …read more (https://hackaday.com/2025/07/21/coleco-adam-a-commodore-64-competitor-almost/)

Floating Buoy Measures Ocean Conditions
https://hackaday.com/2025/07/22/floating-buoy-measures-ocean-conditions/

Out on Maui, [rabbitcreek] desired to keep track of local ocean conditions. The easiest way to do that was by having something out there in the water to measure them. …read more (https://hackaday.com/2025/07/22/floating-buoy-measures-ocean-conditions/)

Paste Extrusion for 3D Printing Glass and Eggshells
https://hackaday.com/2025/07/22/paste-extrusion-for-3d-printing-glass-and-eggshells/

In contrast to the success of their molten-plastic cousins, paste extrusion 3D printers have never really attained much popularity. This is shame because, as the [Hand and Machine] research group …read more (https://hackaday.com/2025/07/22/paste-extrusion-for-3d-printing-glass-and-eggshells/)

Power Grid Stability: From Generators to Reactive Power
https://hackaday.com/2025/07/22/power-grid-stability-from-generators-to-reactive-power/

It hasn’t been that long since humans figured out how to create power grids that integrated multiple generators and consumers. Ever since AC won the battle of the currents, grid …read more (https://hackaday.com/2025/07/22/power-grid-stability-from-generators-to-reactive-power/)

USB-C-ing All The Things
https://hackaday.com/2025/07/22/usb-c-ing-all-the-things/