Over the Sierra crest — about 150 miles to the east of Manteca, Oakdale, and Turlock — is one of the world’s largest active ...

Seismic wave measurements suggest the supervolcano beneath the popular national park is unlikely to erupt any time soon ...

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?

Yellowstone contains about 120 thermal areas that collectively are home to more than 10,000 thermal features, like hot ...

Yellowstone is using a 53,000-pound vibrator truck to create custom-made earthquakes to study the supervolcano the park sits ...

A future eruption of the Yellowstone supervolcano or similar mega-volcano could bury large parts of the U.S. in ash, disrupt ...

Corked Volcano Researchers have found evidence that a giant "lid" made of magma could be stopping the supervolcano in ...

Scientists discovered a magma cap underneath Yellowstone National Park’s surface that may act as a lid to prevent the ...

(NEXSTAR) — There have long been questions about when Yellowstone’s volcanic system could see an eruption, especially after a massive hydrothermal explosion was caught on camera last summer.

Yellowstone National Park is known to sit on a huge lake ... Scientist believe the release of pressure could stop the supervolcano from erupting. This discovery reveals how the magma system today ...

SALT LAKE CITY — Scientists have studied Yellowstone National Park's magmatic system for decades, which makes the iconic geysers, mud pots and various hydrothermal wonders possible. But it wasn ...

The Yellowstone Caldera, a volcanically active region under and around Yellowstone National Park, has long been the subject of research, speculation and science fiction regarding the possibility of a ...