More geological changes are occurring at Yellowstone National Park, as another hole forms in one of the park's basins. The ...

The caldera is the enormous volcanic crater left from the last time Yellowstone experienced a giant eruption, 640,000 years ago. It covers an area about 30 by 45 miles.Start the day smarter. Get all ...

YELLOWSTONE NATIONAL PARK, Wyo. (AP) — A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, mainly because it’s visible from a road rather than any s… ...

Yellowstone contains more than 10,000 thermal features. The number and location of thermal areas is always changing, begging the question: Where will future thermal areas develop?

A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, mainly because it's visible from a road rather than any significant change in the park famous for its ...

Scientists are tracking changes at the giant supervolcano that lies under Yellowstone National Park, but they say there's no need to worry at the moment. “The western part of the Yellowstone ...

YELLOWSTONE NATIONAL PARK, Wyo. (AP) — A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, mainly because it’s visible from a road rather than any s… ...

They tend to reoccur about every 600,000 to 800,000 years, according to the U.S. Geological Survey. ... Changes reported at Yellowstone's volcano. Could it erupt? Show comments.

YELLOWSTONE NATIONAL PARK, ... Still, geological changes in Yellowstone draw interest because the park overlies a volcano that was responsible for powerful eruptions in the distant past.