Learn how to build an Arduino-powered cat laser toy that you can control directly from your smartphone. A fun DIY electronics ...

Can you call it a bandsaw if it has neither band nor saw? [WeldingRod1] does, with his entry in the laser contest — a ...

Budding geniuses deserve gifts that match their geeky interests. Whether it's robotics or chemistry or the mechanics of remote-control cars, the educational toy market is chock full of kits that help ...

In this article, we are going to discuss how to transfer audio through laser light. This is a fun little project, and the concept is similar to what we see in fibre optics cable. We will use a laser ...

DEF CON has become the de facto showplace of the #Badgelife movement. It’s a pageant for clever tricks that transform traditional green rectangular circuit boards into something beautiful, unique, and ...

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