IEEE Spectrum on MSN

Build a hidden lock with a magnetic imager

Only the right gesture can open it ...

Build an Aliens Style Motion Scanner with an ESP32-S3 and LD2450

Build a pocket-sized ESP32 DIY radar that tracks live movement. This guide uses an LD2450 module and provides free build ...
The UCSD Guardian

ACLU sues San Diego and SDPD over use of Flock Cameras

On Sept. 30, the Partnership for the Advancement of New Americans partnered with the American Civil Liberties Union of San ...
Hackaday

Simple, Reliable RF Remote Control

Some of the first remote controls available to consumers used sound, visible light, or even just wires to communicate with their parent device. It was many years between these first rudimentary ...