A new column of steam rises from Yellowstone. While the expansive volcano shows no hints of an eruption, magma brews beneath ...

Yellowstone Has a Young Volcanic Vent With a 'Fiery' Surprise Beneath the Surface, Stuns Experts Yellowstone National Park ...

A new volcanic vent was discovered at Yellowstone National Park, the U.S. Geological Survey announced this week.

A new column of steam has emerged in Yellowstone, adding to the park’s dynamic landscape. While the volcano shows no eruption ...

Geologically speaking, things are always changing at Yellowstone — especially in hydrothermal areas. It’s simply the nature of the complex hydrothermal system overlying one of the planet’s largest ...

Geologically speaking, things are always changing at Yellowstone—especially in the hydrothermal areas. It’s simply the nature ...

More than 100 years after bison from other regions were introduced to the park, the two genetically distinct herds have ...

Slumbering five miles beneath the surface of Yellowstone National Park in Wyoming is a timebomb more than 640,000 years in the making. The Yellowstone supervolcano is a vast reservoir of magma ...

Much of this volcanic ash comes from the Great Basin, a geographic area within which the states of Utah and Nevada lie today.

To time how fast a sprinter runs, you just need a stopwatch. To time how fast magma moves, you need to know a little bit ...