TechnologyThe mystery of Google's sudden robotics splurge The internet giant Google has quietly amassed a portfolio of eight companies that build robots, with more to come. But what is it planning? ¿ìè¶ÌÊÓÆµ
TechnologySpider-drones weave high-rise structures out of cables Forget scaffolding and cranes – architects and roboticists are teaching drones to build web-like structures from cables that spool out behind them ¿ìè¶ÌÊÓÆµ