A new global campaign to persuade nations to ban “killer robots” before they reach the production stage is to be launched in the UK by a group of academics, pressure groups and Nobel peace prize laureates.
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.