It's not the geothermal geysers, bears, or bison, but this one safety concern in Yellowstone National Park claims more lives ...

Glacier National Park and Yellowstone National Park both welcomed the second highest number of visitors on record last year, ...

Yellowstone is home to nearly 5,000 bison, which must contend with wolves in the winter, and wolves and grizzly bears during ...

The work builds on more than two decades of scientific research in Yellowstone National Park by MSU professor Bill Inskeep.

Footage shows the normally elusive mountain lions traversing a snow-covered ridge as if out for a Sunday stroll.

After a federal judge intervened, park rangers, wildlife biologists and forest technicians in Jackson Hole received emails ...

Yellowstone National Park is a popular destination for geology field trips. It’s easy to see why—the dynamic landscape ...

Right now there’s a tree frozen up in the wilderness outside of Yellowstone National Park with names scrawled into the trunk.

A documentary series premiering on Fox Nation this Saturday explores connections between two of the first national parks, and ...

Costner's journey follows the 1903 Yosemite expedition of president Theodore Roosevelt and naturalist John Muir ...

Yellowstone National Park, the oldest national park in the USA and home to some of the most unique geological features on ...

The actor hosts a three-part documentary on FOX Nation about Yosemite National Park and a legendary camping trip there in 1903, when naturalist John Muir lobbied the president to better protect the ...