Class 12 student builds dustbin that collects, sorts waste: Tech behind AI-powered trashcan

A 17-year-old student has developed TRASHbot, an AI-powered robot designed to tackle litter in public spaces. This autonomous ...
Hackaday

DIY SI5351 Radio Tunes In SW, MW, And More

There are plenty of radios you can buy that pick up MW and SW bands if that’s what you’re into. Or, you can follow [mircemk]’s example, and whip one up yourself instead. The build employs an ESP32 as ...
Hackaday

Bubbles, Belts, And Bulbs: How The Scantron Works

Many of us remember back in our school days taking tests and filling out answers on a Scantron sheet, those long rows of A, B ...
World Socialist Web Site

Four workers dead at Palmetto—the consequence of decades of cuts and the drive to privatize USPS

The USPS Workers Rank-and-File Committee is holding an online meeting this Sunday at 3 p.m. EDT. Register here. Four workers have died at the Palmetto Regional Processing and Distribution Center in ...