The Batteries of the Future Could Be Powered By Rhubarb

Building the perfect battery is a hard problem. Batteries either too inefficient or too expensive or too unstable to power the renewable gadgets of the future. But a team of Harvard scientists just built a new kind of battery with a molecule found in food, and it could solve these problems. » 1/10/14 11:03am 1/10/14 11:03am