So far this year, the National Park Service geologists at Yellowstone have recovered over 300 lost hats from hydrothermal ...

Yellowstone, a popular tourist destination and namesake of an equally popular TV show, was the first-ever national park in the United States. And bubbling beneath it—to this day—is one of Earth's most ...

Good news! Scientists say the next time the supervolcano in Yellowstone erupts, it won't be a humanity-ended explosion.

Beneath the steaming geysers and bubbling mud pots of Yellowstone National Park lies one of the world’s most closely watched volcanic systems. Now a team of geoscientists has uncovered new evidence ...

Geoscientists have discovered a magma cap at Yellowstone National Park that is likely playing a critical role in preventing a massive eruption in one of the largest active volcanic systems in the ...

In the fall cleaning campaign, Yellowstone's geology team discovered a trove of unusual items tossed by visitors.

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Liv Wheeler, M.S. student, and Stacy ...

Ever wonder who collects hats blown into Yellowstone hot springs, repairs damage to bacterial mats or thermal ground, and ...

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 ...

Yellowstone wildlife migration rumors debunked as false by National Park Service- Rumors claiming that Yellowstone National Park's wildlife is fleeing in large numbers are making waves online — but ...