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

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

Steamboat Geyser eruption not witnessed from ground, but photographer in a plane captures footage next morning.

The Beehive Geyser in Yellowstone National Park is known for its towering eruptions, but also its irregularity in terms of when these eruptions occur. But as the Yellowstone Safari Company explained ...

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

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 ...

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 ...

YELLOWSTONE NATIONAL PARK, Wyo. — Late last year, Jeff Carter happened upon Steamboat Geyser, the tallest active geyser in the world, just before it erupted. “It was so much louder and higher and ...

(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 ...