The newest generation of microrobots is so small that a single unit can perch on the ridge of a fingerprint and practically vanish from sight. Built at a scale that rivals grains of salt and human ...

A tiny robot so small it can barely be seen can still "sense, think, and act" autonomously, according to the engineers who built it. To the team's best knowledge, this joint invention is the world's ...

So, here's how you go about evolving robots. First, buy a fancy computer and set up a virtual world that mimics the real world with the laws of physics - gravity and such -- programmed into it. You ...