A Montana driver was startled when a herd of bison swarmed her car as she drove through snowy Yellowstone National Park in ...

The 3.7 magnitude earthquake hit near the 150,000-year-old Norris Geyser Basin, home to the famous Steamboat Geyser and ...

A minor earthquake has hit Yellowstone National Park, and some people in the region experienced a tremor. The magnitude 3.9 ...

A huge herd of bison trekked across a snowy valley in Yellowstone National Park in a stunning video. Yellowstone Forever, a ...

A driver was both delighted and terrified when a herd of bison surrounded her car on a road through Yellowstone National Park ...

When temperatures dip below zero in Yellowstone National Park, tourists are scare but the park’s 4,500 bison carry on out of necessity.

A magnitude 3.9 earthquake was measured near Norris Geyser Basin in Yellowstone National Park on Tuesday evening. It's the ...

Yellowstone National Park, the oldest national park in the USA and home to some of the most unique geological features on ...

Though the volcano’s magma chambers could hold enough material for a caldera-forming event, none of them are likely to erupt soon.

A number of studies have given us fascinating images showing Yellowstone’s magma reservoirs. But how are those images created ...

Ranger naturalist George D. Marler meticulously documented changes in hydrothermal activity in the geyser basins of ...

Agriculture committee asks Congress to give the state 30 million federal acres — including Grand Teton National Park.