Roboticists have built the world’s smallest autonomous robot, capable of making decisions, moving independently and surviving for months. The microscopic bot is smaller than a grain of salt and costs ...

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 — ...

Researchers created fully autonomous robots smaller than a grain of salt Robots swim using electrical fields to manipulate ions in the surrounding fluid The propulsion system allows coordinated ...