Ryan Calo discusses how researchers at Oxford, Geneva, and Berkeley have created a proof of concept for using commercially available brain-computer interfaces to discover private facts about today’s gamers.
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.