Hot springs at Yellowstone National Park give off plumes of steam. A newly formed thermal feature has violently erupted into life in Yellowstone National Park, forcing park rangers to close off a ...

Abyss Pool in Yellowstone National Park is about 53 feet deep and contains alkaline-chloride hydrothermal fluids that in the summer of 2024 had a temperature of 181 degrees Fahrenheit. The pool has ...

Geyser watchers and park visitors are amused by Steamboat’s spectacular eruptions that can shoot water, steam, mud, and rock 300 feet or more into the air. The world’s tallest geyser — Steamboat ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. BILLINGS, Mont. (AP) — A surprise eruption ...

Tediously-extracted mudcores from lakes in Yellowstone show the ecosystem’s history over millennia. Within the layers of mud, researchers search for pollen, charcoal, volcanic ash, and arsenic, among ...

The world’s tallest geyser — Steamboat Geyser in Yellowstone National Park — sprang to life this week for the first time in several months. It reportedly began erupting shortly after 8:30 a.m. on ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Pat Shanks and Lisa Morgan, research ...