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 ...

A hackerspace is a place that generally needs to be accessed by a wide group of people, often at weird and unusual hours.

I've reviewed security systems from all major brands. Here are my most important recommendations when you're ready to set up your own.

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, ...