A small portable device featuring timer, clock, and calendar functions, equipped with a simple and functional interface and a truly long battery life.

Want to turn your circuit ideas into real designs? Check out a free tool that makes drawing schematics, adding symbols & preparing PCBs fast.

Learn how to build your own simple DIY air pump using a plastic syringe, a small DC motor, and basic materials you may already have at home. This easy-to-follow tutorial walks you through each step, ...

If you wanted to build a robot that chased light, you might start thinking about Raspberry Pis, cameras, and off-the-shelf computer vision systems. However, it needn’t be so complex. [Ed] of ...

When it comes to electromagnetic waves, humans can really only directly perceive a very small part of the overall spectrum, which we call “visible light.” [rootkid] recently built an ...

On Friday, OpenAI engineer Michael Bolin published a detailed technical breakdown of how the company’s Codex CLI coding agent ...

Somewhat reassured, I used the fully HA-integrated Claude Code to finish migrating most of my nearly 200 smart home devices.

It's a Google Nest Hub made with Claude Code... though it didn't work straight away.