Yellowstone's supervolcano, nestled beneath Wyoming's expansive terrain and extending into Montana and Idaho, continues to ...

Hidden tremors rattled beneath Yellowstone National Park's steaming boardwalks for over a decade, shaking the ground 86,000 ...

The reason the region is safe is because, aside from Yellowstone being closed during the winter months, it has not yet reopened since the large blast a few years ago. The boardwalks themselves have ...

U of U geology professor Robert B. Smith has made a 50-year career out of studying Yellowstone. He presents a lecture on the Yellowstone Supervolcano Wednesday, March 18, at 7:30 p.m. at the Skaggs ...

A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, mainly because it's visible from a road rather than any significant change in the park famous for its ...

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 ...

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 ...

The agency said the Black Diamond Pool was previously the site of a hydrothermal explosion, in July 2024, that sent rocks and mud flying hundreds of feet high and damaged a boardwalk. It prompted the ...

When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ever-present geological threat: volcanoes. While you might associate ...

Mountain building occurred all around the Yellowstone region and highlights a tortured geological history of uplift and volcanism. The Gallatin Range, just northeast of Yellowstone Caldera, is an ...

Yellowstone's Black Diamond Pool experienced another hydrothermal explosion Saturday morning, the same site that damaged boardwalks in July 2024.