Hanson Robotics’ Han the robot made his debut at the Global Sources Electronics Fair, where he interacted with visitors, holding eye contact and conversation.
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.