To capture an instant on film or sensor with a camera, you usually need a fast shutter. But alternately a flash can be triggered with the scene in the dark and the shutter wide open. It’s this latter ...

We've mentioned one way to take split-second photos, but if you have a few electronics skills under your belt, you can make a more advanced, Arduino-based version that responds to sound instead of ...

Anyone can hang a poster from the wall, but if you're willing to put a little DIY into your home decorations, this Arduino-powered LED wall-art looks amazing, and reacts to music playing in the room ...