A quartet of robots are the newest members of the London firefighting force. Their job? To extinguish fires involving cylinders of the industrial gas acetylene. Here, two of the bots (Talon and Black Max) demonstrate their firefighting prowess at the recent unveiling. The cylinders are inside the van.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.