You've never attended a concert before wearing an illuminated Obama-inspired mask able to convert sound waves into programmed patterns of light. Let's change that... Behold the very trippy, very ...

Few things get a Hackaday staffer excited like bunches of tiny LEDs. The smaller and denser the better, any form will do as long as we can get a macro shot or a video of a buttery smooth animation.

Regular Christmas trees don’t emit light, nor do they react to music. If you want both things in a holiday decoration, consider this build from [dbmaking]. An ESP32-D1 mini runs the show here. It’s ...

When you wish to divide the visible spectrum into a limited number of colors (say, 3, 5, 7, and 13), what’s the best way to select the RGB color values to use? Sometimes when you are working on an ...

There’s nothing quite like the anticipation that comes when you take a system that you’ve designed and built and power it up for the very first time Anyhoo, things took a step forward this past ...