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 awe-inspiring moment the Old Faithful geyser erupted was caught on camera by Candice White on July 8, 2020. The cone ...

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

The Yellowstone National Park experiences the most significant changes that do not signal with noise. The surface started to rise in the very middle of one of the busiest spots of the north rim of the ...

Grand Geyser, located in Yellowstone’s Upper Geyser Basin, is the tallest predictable geyser in the world. It erupts in breathtaking displays that can reach up to 200 feet high, lasting anywhere from ...

(AP) Old Faithful it’s not. Yellowstone National Park’s Steamboat Geyser the world’s tallest has erupted for the first time in more than eight years. Park geologist Hank Heasler (HESS-ler) says ...

Melissa Block talks to a Yellowstone park visitor who was lucky enough to see Steamboat Geyser erupting for the first time in eight years. Yellowstone Geyser Erupts After Years Of Silence MELISSA ...

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 ...

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