New Data Chip Activates a Secret Message When You Breathe On It

Researchers have been hard at work coming up with new ways to safely store information than traditional magnetic disks and ...
Tech Xplore on MSN

Optical device uses humidity to unlock hidden information and offers new option for data storage

Engineers at the University of California San Diego have developed an optical device that reveals hidden images and changes ...
CNX Software

Privacy-focused, open-source Raspberry Pi Zero 2W DIY security camera offers end-to-end encryption, on-device AI

Secluso is a private, open-source, DIY home security camera system built around the Raspberry Pi Zero 2 W, featuring true end-to-end encryption (E2EE) and ...
Hackaday

TL-WR703N

[Jean-Christophe Rona] found himself with some free time and decided to finish a project he started two years ago, reverse engineering cheap 433MHz home automation equipment. He hopes to control his ...