Yellowstone National Park's nearly 3,500 square miles seep slightly across state borders into Montana and Idaho, but its major attractions are contained in the northwest corner of Wyoming.

Yellowstone National Park is a popular destination for geology field trips. It’s easy to see why—the dynamic landscape ...

Yellowstone is at the top of the list as one of the most essential American experiences you should try when visiting the US. It’s no wonder why the national park is one of the most visited.

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

The chief scientist of the Yellowstone Volcano Observatory, Dr. Michael Poland, says he's not worried about an imminent eruption of the volcano under Yellowstone National Park.

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

Yellowstone's magma system shows new activity, with the northeast sector possibly hosting future volcanic activity.