The much-anticipated return of "Yellowstone" is almost here. Here's what we know about the premiere date for the second part ...

NASA scientists concocted an idea a decade ago to save the world from a civilization-ending eruption of the supervolcano ...

Abyss Pool in the West Thumb Geyser Basin in Yellowstone National Park is getting hotter and changing colors. Scientists say ...

Bordered to the south by the Yellowstone and Lamar river basins, the Northern Range contains about 20 black bears for every ...

A remote social media internship combined with seasonal work in the Grand Canyon was the perfect balance for business student ...

Yellowstone National Park is one of the most famous parks in the United States, but it isn’t usually known for its reptiles.

The National Park Service is asking for the publics input on a proposal to improve a portion of the Northeast Entrance.

Large herbivores like bison or elk have continuously lived in the Yellowstone National Park region for about 2,300 years ...

Grizzly Bear 399 was killed on Tuesday in a car collision south of Jackson, Wyo., the National Park Service said. She was ...

Last day for visitors to enjoy most of Yellowstone National Park will be Oct. 31Most entrances and roads will be closed Nov.

A mother of at least 18, grizzly bear 399 was one of only 12 known grizzlies to reach the age of 28 or older in the ...

The 28-year-old bear was killed in an accidental vehicle collision on Oct. 22, about 40 miles south of the park. At the time, ...