Scientists have developed a methodology to convert America's half a million abandoned coal mines into long-term pumped hydro ...

Add Yahoo as a preferred source to see more of our stories on Google. The Vaulted ceiling and arched windows of a gothic revival mansion in Sleepy Hollow, New York ...

There are 60 million people, almost 1 in 5 Americans, living on farms, in hamlets and in small towns across the landscape. For the last quarter century the story of these places has been one of ...