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

Yellowstone National Park is a place of wonder and beauty that never ceases to amaze the millions who visit each year.

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

Yellowstone National Park is quietly lifting. Along the north rim of the Yellowstone Caldera, just south of Norris Geyser Basin, the ground has swelled into a broad dome roughly the size of Chicago, ...

Experts have dismissed the possibility of an eruption, saying, 'It’s Yellowstone being Yellowstone.' ...

With some luck, specialized equipment, a supervolcano and a narrow hole 30 stories deep, researchers demonstrated that earthquakes shake up more than just rocks—they also boost microbe populations ...

Learn more about the rare instances when seismic and magma activity overlap in Yellowstone National Park.

“Even more colossal” is the way University of Utah researchers now describe the Yellowstone super volcano, which lies under the Wyoming’s northwest corner, after discovering that it is over twice as ...

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 ...

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 ...

The Steamboat geyser at Yellowstone Volcano smashed the record for the number of eruptions in a single year over 2019. In its monthly update of activity, the Yellowstone Volcano Observatory (YVO) ...