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

One hundred years ago, on June 23, 1925, a mountainside in the Gros Ventre Range in northwest Wyoming collapsed, unleashing ...

The Yellowstone Caldera is the 1,350-square-mile crater in the western-central portion of the park that formed when this volcano cataclysmically erupted about 640,000 years ago ...

Earth Yellowstone supervolcano contains twice as much melted rock as thought. There is more melted rock under Yellowstone Caldera – a volcano in Wyoming – than was previously estimated, but ...

In Yellowstone National Park, in the northwest corner of Wyoming, lies the Yellowstone caldera, one of the most famous supervolcanoes on Earth. The supervolcano's last eruption was 631,000 years ago.

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 ...

The formation of Heart Mountain near Cody is a story of a block of rock the size of Rhode Island moving at 700 mph, an ...

Scientists have worked out the consistency of the magma under the Yellowstone caldera using seismic waves — and the reservoir is filled with "mush" that doesn't pose an imminent eruption threat.

The Yellowstone supervolcano, centered in northwestern Wyoming, has plenty stored beneath its geyser-laden surface. But magma is a mixture of both solid and liquid parts, and not all of it can erupt.

In a corner of Yellowstone National Park in northwestern Wyoming, lies the Yellowstone Caldera, a crater situated over Yellowstone’s super volcano.The volcano has produced three Earth-shattering ...

The volcano, located under Yellowstone National Park in Wyoming, is capable of producing a devastating magnitude 8 eruption..