A supervolcano is located at Yellowstone National Park. Here's what happens to North America and the rest of the world if Yellowstone erupts.

Why are the animals leaving Yellowstone National Park? Videos featuring mountain lions, bears and more go viral after the ...

Yellowstone National Park, renowned for its geothermal features and volcanic history, is beginning to show signs of renewed ...

Yellowstone’s geological history is one of the most intensely studied in North America. From a map drawn on a bison pelt by ...

Yellowstone National Park, known for its stunning landscapes and geothermal features, is sitting atop one of the most ...

Get ready for a little Christmas in July: There’s a new baby blue pool in Yellowstone National Park, and science suggests it started forming on the winter holiday.

In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

The concept isn’t hypothetical. Tephra layers in Icelandic peat cores show that eruptions soared six-fold between 12,000 and ...

An Alaskan volcano that has been inactive for more than 100 years is showing signs of rumbling, according to scientists.

Although these maps — especially those that show the geology — have created a solid foundation […] The Idaho Capital Sun is ...

Heading to the Pacific Northwest, Skagit Valley in Washington state nabbed second spot. With low air pollution and over 6,000 ...

The ash cloud above Mount Lewotobi Laki-laki on Monday was about four times taller than the one produced by an eruption there ...