If Superman and Stretch Armstrong produced offspring in some hideous experiment, they might hope to create a new, upgraded iron alloy with super-elastic powers which allow it to keep its original shape even after stretching. Now Japanese researchers have done just that with added bonuses such as better ductility and a change in magnetization, Reuters reports. That may lead to better surgical interventions and even quake-proof structures.
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.