Scientists create smallest programmable robots ever - smaller than salt grains, these breakthrough microscopic machines could ...

Researchers have succeeded in developing the smallest fully autonomous robot in history. It measures less than 1 millimeter and can swim underwater for months powered only by light.

Kaushik Jayaram envisions a day when swarms of tiny robots, some weighing no more than a paperclip, will crawl through airplanes or into buildings after an earthquake—searching for survivors or ...