Hackaday gets results! Reader [John] saw our recent Fail of the Week post about a “sand matrix printer” and decided to share his own version, a sand-dispensing dot matrix printer he built last year.

There’s something delightfully sci-fi about any kind of volumetric display. Sure, you know it’s not really ... An ESP32-equipped LED matrix module is bounced up by an ordinary N20 motor that’s ...

This eBook explores the latest advances in iPSC-derived models, highlighting how they bridge preclinical and clinical ...

Abstract: We report a novel active split structure of low-temperature polysilicon (LTPS) thin film transistor (TFT) on polyimide (PI) substrate showing robust electrical performance under mechanical ...

Display live NHL game scores, start times, etc. on an LED matrix driven by a Raspberry Pi. Makes use of the new, still unofficial, NHL API for all game information. Check out the accompanying blog ...

The small dot-matrix display on the back of the phone seems superfluous, and it lacks any official water resistance. The phone incorporates a pair of useful side-mounted buttons that can be mapped to ...