Take the kids on an adventure to these national parks, which offer nature-related events, games, and special tours guaranteed ...

Yellowstone National Park, known for erupting geysers like Old Faithful, is home to one of earth’s largest volcanic systems, ...

The giant supervolcano that lies under Yellowstone National Park is cooling off in the west but staying hot in the northeast.

This aerial photo released by the National Park Service shows the damaged Biscuit Basin boardwalks after a hydrothermal ...

Scientists investigating the Yellowstone supervolcano have discovered movement deep in the crater, sparking fears the sleeping giant could erupt. The volcano, located under Yellowstone National ...

Lead author Ninfa Bennington, a research geophysicist at the Hawaiian Volcano Observatory, told The Washington Post: "Nowhere in Yellowstone do we have regions that are capable of eruption." ...

“The western part of the Yellowstone caldera is waning,” said Ninfa Bennington, a volcano geophysicist with the U.S. Geological Survey and lead author on a paper in Wednesday’s edition of ...

There's not even a hint of a looming eruption at Yellowstone. But you might wonder why, considering its violent past: Yellowstone has hosted "supereruptions" — the most explosive type of ...