Yellowstone's Largest Acidic Geyser Wakes Up After Six Years, Blasting Water 30 Feet High ...

Echinus is the largest known acidic geyser on Earth.

Viral videos claim animals are fleeing Yellowstone before an eruption. Experts, park officials, and Snopes say the claims are ...

Add Yahoo as a preferred source to see more of our stories on Google. Yellowstone averages between 1,500 and 2,500 earthquakes per year. In Yellowstone National Park, a bulge the size of 279 football ...

Yellowstone National Park is full of surprises. With more than 10,000 geothermal features dotted across its forests and basins, this wild landscape of steam, mudpots, hot springs, and jets of boiling ...

Learn how geologists at Yellowstone National Park clean up hot springs filled with litter, saving them from irrevocable damage.

What is a super eruption and how did they create the geology of Yellowstone? Where is the world's largest, most explosive, and most unusual volcano? It's Yellowstone National Park. The Yellowstone ...

You may have heard that throwing rocks, sticks, or other items in hot springs in Yellowstone is a bad idea (and also illegal), but have you ever wondered what it ...

Viral videos claim animals are fleeing Yellowstone before an eruption. Experts, park officials, and Snopes say the claims are completely false.

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Christy Till, assistant professor ...

What does a nondescript hot spring in Yellowstone’s Lower Geyser Basin have to do with Indiana Jones? Caldera Chronicles knows. Throw us the idol and we’ll throw you the story!