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 ...

Revealing new data has pulled back the curtain on a network of "geological hazards" sitting beneath a portion of Yellowstone National Park, according to scientists studying the land in that region.

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Pat Shanks and Lisa Morgan, ...

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 ...

The U.S. Geological Survey has benefitted from the work of numerous outstanding scientists who have furthered our understanding of how Yellowstone works. For example, Bob Christiansen mapped the ...

YELLOWSTONE NATIONAL PARK - Imagine Rubik's Cube, that vexing little handheld puzzle so popular in the 1980s. Now imagine that Rubik's Cube represents the ash from the 1980 volcanic eruption of Mount ...

A continuous gas-monitoring station operates near Yellowstone National Park’s Norris Geyser Basin. Expansion of continuous gas monitoring is part of a new volcano and earthquake monitoring plan for ...

Yellowstone National Park sits above one of the most extensively studied volcanic systems on Earth. Beneath its forests, geyser basins and river valleys lies a vast accumulation of partially molten ...