Cozmo, the tiny robot toy truck with a smiley face, was described as the "cutest, most expressive machine of its kind that ever lived". But its creators Anki went out of business, with customers ...

the 1.5-metre-tall robot has a blue, smiley face, four trays to carry food, equipment, medicine and clothes to patients in isolation units, and voice mode to provide two-way communication between ...