Researchers have created microscopic robots so small they’re barely visible, yet smart enough to sense, decide, and move completely on their own. Powered by light and equipped with tiny computers, the ...

Solving a technical challenge that has stymied science for 40 years, researchers have built a robot with an onboard computer, sensors and a motor, the whole assembly less than 1 millimeter in size — ...

The bleeding edge: Nanomachines were once a distant fantasy of science fiction writers and video games like Deus Ex and Metal Gear Solid. However, recent advances in miniaturization have brought those ...

Robots are machines that can automatically perform both simple and complex actions. They are often programmed by a computer, but there's no single definition of a robot. Robots include a wide variety ...