The Lockin V7 Max smart lock is powered by light waves—not batteries

Lockin announced the V7 Max mortise-style entry lock/handle at CES today. There have many several smart locks with solar ...

Researchers build plasma accelerator that boosts electron energy and brightness at the same time

Researchers from the Department of Energy's SLAC National Accelerator Laboratory and the University of California, Los ...
Hackaday

Tired Of Burnt Fingers? Try PID Tuning The Hot Glue Gun

Hot glue guns are pretty simple beasts: there’s an on/off switch, a heating element, and a source of current, be it battery or wired. You turn it on, and the heater starts warming up; ...

The AI Safety Demo That Caused Alarm in Washington

Explore the full archive of TIME, a century of journalism, insight, and perspective, with AI that helps you research, connect ...
Hackaday

LED sign

What happens when someone’s personal project is turned into a startup which becomes something of a publicity darling, then collapses with very little product shipped and takes all its customers’ money ...