What do you get when you combine an old optical drive, some empty soda bottles, and a microcontroller? Well…nothing, really. That’s still just a pile of rubbish. But if you add in a battery, an RC ...

If you’ve ever seen a remote-control boat skate across the water—or controlled one yourself—you know it’s a good time. These toys can accelerate up to 50 miles per hour, tearing up the waters in your ...