South Korea and the United States will join hands to develop robotic technologies for disaster response and invest US$ 6 million over the next three years, according to the Trade Ministry on Oct. 18.
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.