The National Parks Service has confirmed that wildlife is not leaving Yellowstone National Park in "large numbers" after an ...

Fresh off of a year that saw Yellowstone and Glacier national parks notch their second-highest visitation years ever, the two ...

The National Park Service is clearing up any misconceptions on whether wildlife is migrating away from Yellowstone National ...

There’s a new milky blue pool in Yellowstone National Park.

More geological changes are occurring at Yellowstone National Park, as another hole forms in one of the park's basins.

Nearly a dozen rivers in western Montana and a handful of rivers inside the borders of Yellowstone National Park are under restrictions as biologists seek to reduce angling-related sources of fish mor ...

One of Yellowstone National Park’s most beloved grizzly bears, known to fans as “Raspberry,” has not been seen in nearly two ...

Many American schoolchildren grow up learning that Yellowstone was the world’s first national park. But across the globe in Mongolia, just south of the capital, Ulaanbaatar, a mountain holds a claim ...

California Attorney General Bonta Files Brief in Support of Lawsuit Challenging U.S. DOJ’s Unlawful Restrictions on Domestic ...

With dramatic peaks and pristine lakes, Yellowstone National Park is an outdoor enthusiast's paradise. Multicolored pools ...

On the morning of June 21, visitors at Grand Prismatic Spring in Yellowstone National Park observed a bison slip into a shallow part of the hot spring. Clearly alarmed by the hot water — up to about ...