Will Yellowstone ever erupt? Many people worry about the likelihood that the supervolcano beneath the park will stir to live one day.

The giant supervolcano that lies under Yellowstone National Park is cooling off in the west but staying hot in the northeast.

The discoveries challenge the popular image of Yellowstone as a ticking time bomb with a single massive underground pool of molten rock.

This episode occurred 1.3 million years ago and changed the landscape of Yellowstone. Scientists have shifted their focus from the central and western parts of the caldera, and moved to the northeast.

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Deborah Bergfeld, research geologist ...

A small sample of the hats collected by the Yellowstone National Park Geology Program from sensitive thermal areas throughout the park in 2025. It’s a bird! No, it’s a plane! No, it’s your hat, ripped ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the ...

Humans unfortunately tend to litter, even in beautiful and historic places like Yellowstone National Park. While you may suspect plastic water bottles or cigarette butts to be the main offender, it's ...

Yellowstone is moving, but there's another supervolcano that is also showing signs that it's active in the U.S. It's cooling ...

Yellowstone National Park is synonymous with unspoiled wilderness, and that includes these iconic animal species many guests ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Shaul Hurwitz, research hydrologist ...

Margery Price details how Yellowstone’s Geology Program takes care of the park and cleans up after the four million tourists who visit each year. Humans unfortunately tend to litter, even in beautiful ...