The Energy Information Administration says the U.S. got about 11 percent of its energy from renewable sources last year. Climate scientists say that's going to have to go up a lot to ward off the worst effects of climate change. The Department of Ene...

The water-disinfecting device is a ceramic tablet known as the MadiDrop, created in the lab of Dr. James A. Smith of the School of Engineering and Applied Science and produced by a nonprofit founded with support from UVA’s Licensing and Ventures Grou...