You can salvage some nice motors out of optical drives but they can be tricky to control. That’s because brushless DC motors require carefully timed signals used in a process called Electronic Speed ...

There’s nothing fun about a Sisyphean task unless you’re watching one being carried out by someone or something else. In that case, it can be mesmerizing like this Arduino-driven kinetic sand table.

Well, Hello There! (I'm sorry, I couldn’t help myself). In my previous column on this topic, I told you how you can Tweet your way into winning one of our uber-cool collectible edition wireless mesh ...