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

The move is to protect the park’s native and wild trout fisheries. High temperatures and low river flow must improve until ...

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

A hydrothermal explosion has created a 13-foot blue water feature in Yellowstone National Park. The explosion appears to have ...

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

Yellowstone is home to hundreds of species of birds, fish and mammals, according to the NPS. It is the only national park in ...

DENVER ( KDVR) — Yellowstone National Park staff reported Thursday that on Friday, July 11, an adult female black bear was ...

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

Though it's still only a national monument, this incredible "Wonderland of Rocks" in Arizona has a strong claim for being America's next national park ...

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 ...