Interesting Engineering on MSN

New passive ultrasonic sensors track motion without electricity or batteries

Researchers at the Georgia Institute of Technology have built a motion and contact sensor ...
ZDNet

Tesla is changing the sensors in its cars. Here is why you should care

I wore the world's first HDR10 smart glasses TCL's new E Ink tablet beats the Remarkable and Kindle Anker's new charger is one of the most unique I've ever seen Best laptop cooling pads Best flip ...