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

A study led by a scientist at the University of California San Diego offers new warnings on the dangers of human interactions ...

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

The national park’s website says there are nearly 300 species of birds, 16 species of fish, five amphibian species, six different reptile species, and 67 species of mammals living in Yellowstone.

Park officials in Yosemite are warning visitors about what they say is “one of the most dangerous animals” in the park — and the unlikely culprit has neither fangs nor claws. Mule deer cause ...

It happened on Saturday morning, June 21, at the park’s Grand Prismatic Spring, Michael Poland, geophysicist with the U.S. Geological Survey and scientist-in-charge of the Yellowstone Volcano ...

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 ...

Before your visit, discover some of Earth's most captivating creatures found at the San Diego Zoo Safari Park, like the stealthy Sumatran tiger, the soaring California condor, and the resilient ...

Yosemite National Park has just put out a reminder that tourists to the site should steer well clear of what it calls one of the park’s “most dangerous animals”. That’s gotta be something ...

The national park’s website says there are nearly 300 species of birds, 16 species of fish, five amphibian species, six different reptile species, and 67 species of mammals living in Yellowstone.