“People hate me because they say robots steal jobs.”
“What jobs?”
“Low paid, extremely dangerous, repetitive, physically demanding…”
*boggle*
“I know, right?”
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.