A major Yellowstone eruption likely won’t happen for thousands, and potentially millions, of years. Scientists say that the ...

Yellowstone is home to the world’s largest-known hydrothermal explosions, including Mary Bay, Turbid Lake, and Elliott’s ...

Yellowstone has erupted three times in the past 2.1 million years, and each event buried large portions of North America under ash. The last one happened 640,000 years ago, a fact news outlets love to ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Despite an explosive summer at Yellowstone National Park — marked by a thermal feature eruption ...

Beneath a national park famous for its geysers and bison herds sits one of the most powerful volcanic systems on Earth. Most ...

Videos of animals appearing to flee Yellowstone National Park have gone viral, leading to speculation that the park’s infamous “supervolcano” may be about to blow. Climate website Green Matters ...

A caldera—like the one at Yellowstone Park spanning parts of Wyoming, Idaho and Montana—is a large depression or hollow formed when a volcano erupts and the magma chamber beneath it empties, leading ...

A sideways flow of hot mantle rock, not a deep plume rising from near Earth’s core, may be feeding one of the planet’s most closely watched supervolcanoes. That is the picture emerging from a new ...

A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park. Geologists call this type of bulge “volcanic uplift.” It’s often caused by ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Andrew Fowler, Chunyang Tan, and ...