A new study highlights how life possibly evolved prior to and during the rise of Earth’s oxygenated atmosphere.

The iconic landscape of Yellowstone National Park has witnessed an increase in forest cover, thanks to this wild animal.

Thousands of seasonal jobs at national parks across the U.S. are on hold on orders from the Trump Administration, leaving ...

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

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

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

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

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

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

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

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