They’re in your phone, TV, car headlights, remote controls—even traffic lights. LEDs (Light Emitting Diodes) are everywhere.

An array of graphene-silicon solar cells provides enough power to continuously supply small devices unconnected from the ...

Explore innovative distance measurement methods for DIY projects. Learn about tools like UWB, barometers, and camera-based systems.

The Aliexpress-bought Wi-Fi lightbulb had the glass structure sawn off with a serrated knife, exposing the tiny BL602 RISC-V chip inside, before the board was soldered to a surrogate microcontroller ...

Smart plugs are a simple, affordable way to upgrade your home. Here are some clever ways I use them for automation.