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

Beneath Yellowstone National Park lies something extraordinary—a giant underground chamber filled with molten rock, trapped gases, and intense heat. For years, scientists have known about this ...

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

Learn more about the new hydrothermal feature that appeared last summer in Yellowstone National Park, and how, even though it ...

Despite an explosive summer at Yellowstone National Park — marked by a thermal feature eruption that destroyed a boardwalk and sent visitors fleeing from an eruption of black water, mud and ...

Yellowstone National Park's geological history is one of the most intensely studied in North America. A new geologic unit ...

A 13-foot-wide hot pool formed over the winter in one of Yellowstone’s most active areas, and it could offer new insights ...

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

Yellowstone National Park is having a very good year. Despite proposed budget cuts that have impacted staffing, Yellowstone National Park managed to attract a record-high number of visitors in May.

It’s just before sunrise in Yellowstone National Park and the ground is encrusted with frost – a reminder that autumn will soon succumb to the frigid embrace of a Wyoming winter.

A distressing video from Yellowstone National Park shows a bison falling into a scalding hot spring. Tourists witnessed the animal's struggle before i ...