Freezer Monitoring: Because Ice Cream Is a Dish Best Served Cold
https://hackaday.com/2025/07/21/freezer-monitoring-because-ice-cream-is-a-dish-best-served-cold/

[Scott Baker] wrote in to let us know about his freezer monitor. After a regrettable incident where the ice cream melted because the freezer failed [Scott] decided that what was …read more (https://hackaday.com/2025/07/21/freezer-monitoring-because-ice-cream-is-a-dish-best-served-cold/)

2025 One-Hertz Challenge: It’s Hexadecimal Unix Time
https://hackaday.com/2025/07/21/2025-one-hertz-challenge-its-hexadecimal-unix-time/

[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/