Discover how to build a simple device that converts light into electricity using LEDs and diodes. This step-by-step guide ...

Capacitors are tiny components that store and release electrical energy in a split second. This video explains how they work, ...

Surge protectors have been documented to start house fires when they wear out. Here's how long they last and why your weather ...

We can’t get enough of [Bettina Neumryn’s] videos. If you haven’t seen her, she takes old electronics magazines, finds ...

There’s more to making an oscillator than meets the eye, and [lcamtuf] is here with a good primer on the subject. It starts with the old joke that if you need an oscillator it’s best ...

Classic towers, sleek all-in-ones, space-saving mini PCs: Today's desktops pack neater designs and more value than ever. See our recent favorites based on our deep-dive reviews, plus all the shopping ...