Measuring just 200 by 300 by 50 micrometers — smaller than a grain of salt and roughly the size of a single-celled paramecium ...

Scientists from the University of Pennsylvania (Penn) and the University of Michigan have created the world's smallest autonomous and programmable robots. Each measuring about 200 micrometers wide – ...

Smaller than a grain of salt, the light-powered bots can think, sense and act on their own, opening up new possibilities in manufacturing and medicine Researchers at the University of Pennsylvania and ...

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 ...