In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

Yellowstone National Park, known for its stunning landscapes and geothermal features, is sitting atop one of the most ...

Yellowstone National Park's geological history is one of the most intensely studied in North America. A new geologic unit ...

The recent death of a bison at Grand Prismatic Spring is an emphatic example of the danger posed by thermal areas in ...

In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

It happened on Saturday morning, June 21, at the park’s Grand Prismatic Spring, Michael Poland, geophysicist with the U.S.

The Yellowstone Caldera — the cauldron-like basin at the summit of the volcano — is so colossal that it is often called a "supervolcano," which, according to the Natural History Museum in ...

Volcanic activity bubbling away beneath the Yellowstone National Park in the US appears to be on the move. New research shows that the reservoirs of magma that fuel the supervolcano's wild ...

For decades, researchers in and around Yellowstone National Park have used seismic waves to map the hot mush below the Earth’s surface. Now, they're adding more to that toolkit.

The Yellowstone Caldera, sometimes known as the Yellowstone supervolcano, is a volcanically active region in Yellowstone National Park. It measures 55 kilometers (34 mi) by 72 kilometers (44 mi ...

The caldera is the enormous volcanic crater left from the last time Yellowstone experienced a giant eruption, 640,000 years ago. It covers an area about 30 by 45 miles.

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