Explore how a basic LED can be used as a tiny solar cell, generating measurable voltage under sunlight. This hands-on ...
In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...
There’s a well-known movie trope in which a hacker takes control of the traffic lights in a city, causing general mayhem or ...
You may or may not be reading this on a smartphone, but odds are that even if you aren’t, you own one. Well, possess one, ...