Undocumented orphaned wells pose hazards to both the environment and the climate. Scientists are building modern tools to ...

Welcome to The Hill’s Sustainability newsletter{beacon} Sustainability Sustainability   The Big Story Colorado outpaces ...

COURTESY USGS The red dot on this U.S. Geological Survey map shows the approximate location of a 3.5 magnitude earthquake this afternoon off Oahu. A magnitude 3.5 earthquake struck in the Kaiwi ...

There's still gold in them thar hills. As the price of the precious metal climbs to record highs, prospectors are buying up ...