Yellowstone was America's first official national park, and today, over 150 years after it was founded, Yellowstone remains ...

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.

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

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

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

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

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