The Joule Thief Circuit is a simple and clever electronic design that can power an LED using a nearly dead battery.

Flipper has taken a short break from launching wireless hacking tools by introducing the BUSY Bar open-source productivity multitool designed to help people eliminate distractions and be more focused ...

[Chris Doble] has high ambitions: he’s making his own scanning-electron microscope, and as the first step he’s built a high-vacuum system. This required its own controller to manage the various ...