“The western part of the Yellowstone caldera is waning,” said Ninfa Bennington ... In the past this was often pictured as a single underground lake of lava beneath volcanos, but newer mapping ...

Yellowstone National Park contains the world’s largest concentration of geothermal features. In fact, this is the primary reason it was set aside as a national park in 1872.

Yellowstone's lake's ice cover has remained unaffected by increasing temperatures due to increased snowfall. But this could make it vulnerable to a sudden shift. When you purchase through links on ...

New research of the Yellowstone supervolcano has pinpointed when it is likely to erupt next - and it might not be so soon.

A caldera is a large crater that forms after the collapse of a volcano following an eruption. Yellowstone is one of the world's biggest volcanic systems. It sits above one of Earth's "hotspots ...

In and around Yellowstone Lake—which lies near the caldera's center—Morgan and colleagues have identified several areas heavily pocked by past hydrothermal explosions. The pits, which appear ...

The last caldera-forming eruption at Yellowstone "was much more complex than previously thought," according to the annual report about activity at the supervolcano. When you purchase through links ...

Credit: Xiyu Zhang via Getty Images A "breathing" cap of magma has been discovered inside the Yellowstone supervolcano, and it might help determine when the volcano will next erupt, a new study ...