Here are the big winners in DARPA's Robotics Challenge

A South Korean team has won DARPA's Robotic Challenge Finals, besting US rivals and taking home $2m after demonstrating its disaster-response 'bot. The robot, DRC-HUBO, beat out 22 other teams, each rising to the US government agency's challenge to create a machine able to enter hazardous areas - such as the radioactive zone left by the Fukushima nuclear explosion in …