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 ...

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

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

The grounds in the north rim of Yellowstone have bloated about an inch since July 2025 due to magmatic stress. Is this a sign of an impending eruption?

Located in the United States, one of the world’s largest volcanoes is gearing up to explode. It’s known as the Yellowstone Volcano, and it’s not just any regular volcano. Instead, it’s a supervolcano!

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

That's the word U.S. Geological Survey volcanic experts used to describe a muddy eruption at Black Diamond Pool in Yellowstone National Park on Saturday morning. Video shared by the USGS on social ...

Dominic Lucero For the Chronicle Sep 30, 2025 Sep 30, 2025 Six years of scientific investigation within Yellowstone National Park has revealed a volcanic system far more complex than scientists ...

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 ...