Sea stars move at a crawling pace, sometimes imperceptibly slow. But attached to the underside of each arm, tiny, hydraulic ...

Autonomous robots still struggle with a basic problem that animals solve effortlessly: how to keep moving when conditions ...

When filmmakers slipped a robot crab into a real crab aggregation, they expected curiosity. What they captured instead was a startling display of cooperation and vulnerability that one voice on the ...

Ever feel run off your feet? Spare a thought for sea stars, creatures whose movement involves the coordination of hundreds of tiny tube feet to navigate complex environments – despite the lack of a ...