“Fully autonomous and unmanned sailing boats will be racing across Galway Harbour from 9-13 September, when Galway City hosts the seventh World Robotic Sailing Championship (WRSC).”
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.