A tiny, levitating robot takes to the air

That is exactly what Behrad Khamesee and his colleagues at the University of Waterloo, in Ontario, have managed. They have built a micro-robot that levitates, rather like a Dalek in “Dr Who”. And instead of having an old sink-plunger doubling as its arm, their robot has a useful set of grippers.

- The Economist Magazine

Find out what else the tiny robot can do!