Alarm systems are complicated affairs. However, if you’re just looking to catch a sandwich thief at work or a cat spilling over all you water bottles, then Make shows you how to build an alarm system ...

Ever wonder who rings your doorbell when you're not home? Or do you crank music up too loud most of the day to hear it anyway? If so, Make Projects user Clement Storck built a simple Arduino powered ...

Technique / 'How often does an arduino board need to be replaced if used as a sensor in a waer tank' Techniques From lens focal lengths and fill-flash to portraits, macro or stunning landscapes there ...