The Department of the Interior is requiring the National Park Service to post signage nationwide by June 13, asking visitors ...

Lawyers for President Donald Trump’s administration say he has the authority to abolish national monuments meant to protect ...

Thinking about upgrading your backyard? Many Coloradans are opting for landscapes that use less water and are less work because of the state's extreme climate and ongoing drought conditions.

An advisory opinion issued Tuesday by the U.S. Department of Justice says protections for land designated as monuments can be ...

How much cash to keep in your checking account, according to money experts How humpback whales are playfully communicating with humans: Scientists Is the universe really infinite? Astrophysicists ...