Yellowstone National Park is noted for the geothermal marvels, but it is the threat below ground that holds the attention.

One might think that the National Park Service and the State of Montana, the two entities charged with stewardship of ...

Extremely rare footage shows the cougar, or mountain lion, attempting to gain an edge on several goats perched on a cliff.

"He should be ashamed of himself." Video of tourist breaking rules at National Park sparks outrage: 'It's so aggravating' ...

The state of Montana is suing the iconic Yellowstone National Park over its plan to increase the number of bison in and ...

West Yellowstone is the charming gateway town to Yellowstone National Park. Explore the area in the winter for an outdoor ...

Wildlife recently passed a major milestone as it's been 30 years since wolves were reintroduced in Yellowstone National Park.

Beryl Spring, located between Mammoth Hot Springs and Madison Junction in Yellowstone National Park, was named for the ...

How can lightning and solar storms be used to map magma beneath Yellowstone? Through magnetotelluric imaging, which provides ...

The lawsuit, filed by the Alliance for the Wild Rockies and Council on Fish & Wildlife, comes less than three weeks after the ...

Stories from the Yellowstone fires of 1988, which burned approximately 1.3 million acres, were shared recently during a ...

A Florida man who authorities say planned a mass shooting at Yellowstone National Park over the summer made racist comments before the attack, according to a federal court filing obtained by USA ...