Senior editor Will Knight discusses Tencent’s big push to build a formidable AI lab. Tencent provides the immensely popular mobile app WeChat along with games and entertainment content.
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.