There are plenty of lovely e-readers out on the market that come with an nice big e-paper display. There aren’t nearly as many that come with two. [Martin den Hoed] developed the Diptyx ...

If you read about Hall effect sensors — the usual way to detect and measure magnetic fields these days — it sounds ...

This easy-to-build walking reindeer can be constructed with only a bow motor, battery, wires, and a few other parts.

Raspberry Pi powers a vintage typewriter as a Claude terminal—type prompts and watch it reply. Hardware hack: Arduino scans the typewriter's 8x8 key matrix and sends phantom keypresses to type replies ...