Yellowstone is not just a beautiful park. It is also one of the most dangerous volcanos in the world, and scientists recently ...

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

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

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

Christmas came early for geologists at Yellowstone National Park this April when a regularly scheduled survey resulted in ...

The concept isn’t hypothetical. Tephra layers in Icelandic peat cores show that eruptions soared six-fold between 12,000 and ...

An Alaskan volcano that has been inactive for more than 100 years is showing signs of rumbling, according to scientists.

A bison in Yellowstone National Park appeared to stumble into the scalding water of Grand Prismatic Spring, causing its death as tourists looked on during the park's busiest season.

A massive bison stopped cars on a road inside Yellowstone National Park in what Cindy Shaffer described as an “awesome one-man bison jam." ...

Yellowstone County is reeling from the loss of a longtime local leader. Commissioner John Ostlund was killed Thursday afternoon when a plane he was flying hit a power line, flipped, crashed and ...

RELATED: Tense moments in Yellowstone as dog leaps from vehicle to chase wolf “Found the elk, but do you give bonus points if I had to blow it up to find it?” the follower asked. The image was ...

Yellowstone County Commissioner John Ostlund died in a small plane crash Thursday in Billings.Law enforcement, fire and EMS units were called at 2:15 p.m. for a ...