A Princess's Plan to Bring Light to the 620 Million Africans Without Power

Many people living in Africa need electricity, but don’t have it. Luckily, something of a solar power revolution is afoot in Africa, triggering a wave of innovation from solar energy entrepreneurs. One of them is a princess descended from an ancient Mossi warrior, who stresses that the best way to combat this problem… »10/07/15 10:00am

Satellite Dishes Can Turn Toxic Waste From Fracking Into Clean Water

In the past few years, earthquakes in Oklahoma have been on the mysterious rise—the state has had more earthquakes than even California. Why? One big fat finger has been pointed at fracking, in which toxic wastewater is injected into wells that can leak and lubricate faults. We clearly need a better solution for this… »10/27/14 3:45pm

The Smartest Place To Build Solar Farms? Toxic Superfund Sites

The largest solar farm in the U.S. finally got cooking this year, but not without reports of singed wildlife and displaced tortoises. It turns out that both thermal solar farms and other types of solar plants can harm the environment in unforeseen ways. But what if we limited these farms to areas where no plants… »4/10/14 4:20pm