The little guy has six legs, a compact body and can really get around. It can handle all kinds of terrain, as well as inclines of up to 60%, while its battery life lasts up to six hours.
Robots clean rivers and sort waste, monitor ecosystems, and inspect renewable-energy infrastructure. But even the greenest robot has an environmental footprint.
EPFL engineers have designed acoustic cavities that convert sound waves into thrust, propelling small robots and ultralight aerial vehicles without on-board actuators or electronics.