Every 72L of petroleum we refine leaves behind 227g 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. Read More >>

We only have a fragmented understanding of the complex interactions that go on in the dirt as water flows past soil and microbes. To gain fresh insight into the hydrologic processes that make life on land possible, the University of Arizona has built a trio of massive, man-made hillside labs. Read More >>