Tens of thousands of hidden earthquakes were recently discovered beneath the Yellowstone volcano by a group of international ...
An underground map of the supervolcano at the Yellowstone National Park has revealed something astonishing about the park's subsurface. USGS researchers collaborated with Oregon State University 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 ...