Electricity industry figures described a new era of uncertainty and growth at a Phoenix event, complicating the transition to ...

For now, though, most of it is stored in underground steel tanks, primarily at Hanford, Washington, and Savannah River, South Carolina, key sites in U.S. nuclear weapons development. At Savannah River ...

This is the only penguin species found north of the equator and in the Galápagos. Penguins are threatened by pollution, bycatch and climate change. Introduced species, such as dogs, carry diseases ...