Steve Chambers says he first heard about the “social robotics” startup Jibo in late 2013, when two friends mentioned the startup to him within two hours on the same day.
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.