Look closely at the colored pixels on this pair of 8×8 RGB LED modules and you’ll be able to pick out some of the familiar shapes of Tetris pieces. It’s impressive that [Jianan Li] built his own color ...

Most Hackaday readers will no doubt at some point used a solderless breadboard for prototyping. They do the job, but sometimes their layout can be inflexible and keeping track of signals can be a pain ...

I was just skimming through Part 1, Part 2, and Part 3 of this ever-expanding mega-mini-series when I realized we had not yet covered the topic of how to power our breadboards. Of course, this depends ...