Some of Yellowstone’s past eruptions may be hiding, which makes it difficult to answer how many eruptions occurred in the ...

Yellowstone is a dynamic geologic system—the one constant is change. This is demonstrated daily by hydrothermal activity ...

Yellowstone is a dynamic geologic system—the one constant is change. This is demonstrated daily by hydrothermal activity manifested in geysers, hot springs, mud pots, and other thermal features, but e ...

Located in the United States, one of the world's largest volcanoes is gearing up to explode. It's known as the Yellowstone ...

Footage shows a small eruption from Black Diamond Pool in the Biscuit Basin subbasin of Upper Geyser Basin, Yellowstone ...

Copyright 2026 The Associated Press. All Rights Reserved. Copyright 2026 The Associated Press. All Rights Reserved. Mount Etna’s latest eruption, which began on New ...

Imagine a volcanic eruption so massive it could plunge the Earth into darkness, trigger widespread famine, and alter the planet’s climate for centuries. Volcanoes have always captivated humanity, with ...

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Add Yahoo as a preferred source to see more of our stories on Google. Tourists traveling by plane over Yellowstone National Park on Thursday were treated to a rare and magnificent view of the world’s ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week’s contribution is from Zach Lifton, geologist with the Idaho ...

Tourists traveling by plane over Yellowstone National Park on Thursday were treated to a rare and magnificent view of the world’s tallest active geyser shooting steam 400-plus feet skyward. The ...

A massive volcano hidden beneath the Pacific is swelling again, but its predicted eruption never came. Scientists are now racing to decode the signals as pressure builds. Beneath the surface of the ...