This massive project is a planned 3,700-mile multi-use trail that will connect the East Coast to the West Coast.

A new in-depth federal hydrology study of the entire Black Hills region indicates that some of the aquifers that supply water to this growing region of western South Dakota are ...

One of NASA's most traveled astronauts in the agency's first decade, Lovell flew four times: Gemini 7, Gemini 12, Apollo 8 ...