Tom's Hardware on MSN

DIY modder creates 'heat engine computing device' powered by a Stirling engine

The custom machine uses an ESP32-C3, OLED display, and 16-key keypad while squeezing retro gaming into a tiny 150mW power budget.
Hackaday

Creating A Supersonic Trebuchet

As awesome as trebuchets are, the fact that medieval engineers didn’t create versions capable of launching supersonic ...