(Passive InfraRed sensor) A device used to detect motion by receiving infrared radiation. When a person walks past the sensor, it detects a rapid change of infrared energy and sends a signal. PIR ...

Sometimes, projects start in somewhat unlikely places. This one began when [Istvan Raduly] scored a fake raven at a neighbor’s garage sale and decided to turn it into a thunder-and-lightning ...

Back in January, Kano revealed that it was working with Disney on a Star Wars-themed coding kit. It's taken a while, but today we finally know what the company -- best known for its colorful Raspberry ...