A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park.

Scientists are monitoring a city of Chicago-sized swath of rising ground at the northern volcanic rim of the Yellowstone ...

The volcanic system beneath Yellowstone National Park is one of the few places on Earth capable of an eruption so large it ...

Yellowstone’s restless ground is on the move again. Since July 2025, instruments on the park’s north rim have recorded ...

Learn more about the past eruptions at Yellowstone National Park and how each new eruption displaced evidence of the past.

“Yellowstone is a dynamic geologic system – the one constant is change.” So wrote Michael Poland, a geophysicist with the US ...

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

Did anyone else grow up in perpetual fear of any and all natural disasters? I don’t know if it was cartoons or what, but as a ...

AI may have just found evidence of over 80,000 earthquakes that occurred underneath Yellowstone National park. The quakes, which are detailed in a new study, suggest that the supervolcano beneath the ...

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 ...

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 National Park is one of the most popular and fascinating parks in the U.S. Naturally, there are quite a few ...