An iconic apex predator appeared through thick fog like an apparition and cautiously watched a photographer in Yellowstone ...

Researchers are urging Yellowstone officials to invest in greater protection after the findings of a new report ...

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

Some employees in the National Park Service and other federal agencies who manage public lands in the Greater Yellowstone ...

Footage shows the black wolf with a mystical quality – as other wolves remain mostly hidden – amid steam at a Yellowstone thermal area.

New research shows that dead trees in Yellowstone National Park may pose a greater fire danger than previously suspected.

America’s First National Park Yellowstone National Park holds the title of being America's first national park, and it was ...

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

Hollywood legend Kevin Costner returns to Fox Nation for a new limited series, "Yellowstone to Yosemite," feeding off the success of its preceding series "Yellowstone: One-Fifty." ...

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

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

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