A Yellowstone supervolcano eruption could bury hundreds of miles in lava and ash, disrupt air travel worldwide and plunge the ...

Officials at Yellowstone National Park are shutting down rumors circulating on social media about wildlife leaving the park due to potential volcanic eruptions. Claims about animals leaving ...

Yellowstone National Park might be one of the most famous landmarks in all of the US, even for those living in other ...

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 ...

The discoveries challenge the popular image of Yellowstone as a ticking time bomb with a single massive underground pool of molten rock.

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the ...

A bison in Yellowstone National Park appeared to stumble into the scalding water of Grand Prismatic Spring, causing its death as tourists looked on during the park's busiest season. The bison fell ...

Yellowstone National Park is synonymous with unspoiled wilderness, and that includes these iconic animal species many guests ...

Margery Price details how Yellowstone’s Geology Program takes care of the park and cleans up after the four million tourists who visit each year. Humans unfortunately tend to litter, even in beautiful ...