Snowmass, Colorado, is the site of an incredible discovery of prehistoric mammal bones. Travelers can hike the beauty of this ...

Interior Secretary Doug Burgum confirmed Friday the administration is reviewing the boundaries of several national monuments — meaning it eventually could move to shrink them.  “When we’re taking ...

For the first time, geoscientists detected the top of Yellowstone’s magma reservoir. It is active and dynamic, but not in danger of erupting, they found.

Imagine standing atop a rugged mountain range, gazing at an ancient landscape that whispers stories older than any nation.