Deep within the Yellowstone Caldera, the bowl-shaped rock cauldron at the heart of Yellowstone National Park, there’s a clue ...

The Yellowstone supervolcano, located beneath Yellowstone National Park in Wyoming, is one of the most powerful volcanic ...

A magnitude 3.9 earthquake was measured near Norris Geyser Basin in Yellowstone National Park on Tuesday evening. It's the ...

One volcanologist who has spent time studying the volcano said the devastation its eruption would cause would be "complete and incomprehensible." ...

Ranger naturalist George D. Marler monitoring of changes in hydrothermal activity in Yellowstone was useful in understanding ...

An expert from the Yellowstone Volcano Observatory has revealed some of the most likely impacts of an eruption in the famed ...

Yellowstone National Park is noted for the geothermal marvels ... water turning to steam in the substructure pipes and spewing out a potentially catastrophic eruption if people were standing just a ...

Ranger naturalist George D. Marler meticulously documented changes in hydrothermal activity in the geyser basins of ...

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

A detailed look at Yellowstone's magma storage system finds that only one region is likely to host liquid magma in the long ...

Axial Seamount is a young, 30 million-year-old undersea volcano in the Pacific Ocean off the U.S. coast, and it’s expected to ...