The newest frontier in robotics is almost invisible to the naked eye. Researchers have built a robot smaller than a grain of ...

The tiny, microscopic robot packs an onboard computer, solar cells, and propulsion system, and is capable of sensing its ...

Earlier this year, a boxy, knee-high robot rolled past a handful of students at the University of California, Berkeley, campus, loaded with plush toy doughnuts and Yeti mugs. Moving at about three ...