It’s a bizarre sight: With a short burst of light, a sponge-shaped robot scoots across a tiled surface. Flipped on its back, it repeatedly twitches as if doing sit-ups. By tinkering with the light’s ...

New York — As the new robot called Sprout walks around a Manhattan office, nodding its rectangular head, lifting its ...

In one part of a laboratory in Bristol, UK, scientists are designing a nanoparticle swarm that will be able to target and kill tumour cells intelligently. Interactions between the tiny but simple ...