The Future of Rechargeable Batteries Could Smell Like Rotten Eggs

Every 19 gallons of petroleum we refine leaves behind a half pound of sulfur byproduct—far more than we can even pretend to have use for. Luckily, some ingenious researchers at the University of Arizona, may have devised a solution that transforms the rancid yellow element into a new breed of battery. » 4/16/13 5:40pm 4/16/13 5:40pm