MIT researchers have demonstrated that consumer-grade LiDAR sensors can detect and track objects around corners. The hardware ...

LEDs are a wonderful technology. You put in a little bit of power, and you get out a wonderful amount of light. They’re efficient, cheap, and plentiful. We use them for so much! What you might not ...

[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors. The ...

Door sensors are some of the simplest smart home devices you can get. Instead of anything fancy like measuring the heat or motion, all they do is detect when their two halves are separated. Yet, that ...

One of the headline specs of any camera -- whether it's a point-and-shoot, mirrorless model or even a smartphone camera -- is ...