Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from James Mauch, geologist with the ...

A map showing how the ground around the Yellowstone supervolcano has deformed over the last two years has been released by the U.S. Geological Survey. The map, by USGS geophysicist Chuck Wicks, shows ...

NASA created a map of the unusual earthquake activity that’s been occurring at Yellowstone Lake, the biggest lake in Yellowstone National Park. (Click on map to enlarge.) “Between December 26, 2008, ...

YELLOWSTONE is one of the most fascinating and dynamic volcano sites on earth which is constantly being studied by scientists. So what would it look like if we travelled back 20,000 years? USGS ...

A new map by the National Geographic Society showing Yellowstone National Park and its surrounding communities attempts to promote sustainable tourism. National Geographic officials call it a ...

This photo shows the exposure of the Mount Jackson Rhyolite Series vitrophyre at Gibbon River. Boulders of weathered, lichen-covered rock show how easy it is to overlook these new units. (Photo by Liv ...

On a small trail in Riverfront Park, where the snow is pockmarked by deer tracks and a lone bicycle’s tires, a brown plaque marks the location where the steamboat Josephine tied up to a cottonwood ...

THE area around Yellowstone volcano has been closed as a 100-foot fissure has opened up in Grand Teton National Park. But how big is the Yellowstone volcano and where is it in the USA? A mammoth ...

In broad outlines, the geological activity that produced Yellowstone is well understood. The North American plate is drifting westward over a hotspot in the mantle, a hotspot that has littered the ...

Yellowstone National Park holds some of the most stunning natural wonders in the United States. Located just outside Jackson ...

On a small trail in Billings’ Riverfront Park, where the snow is pockmarked by deer tracks and a lone bicycle’s tires, a brown plaque marks the location where the steamboat Josephine tied up to a ...