Yellowstone volcanism has produced some of the youngest rocks in North America. This same region also features some of the ...

Yellowstone Caldera, the volcanic complex underneath Yellowstone National Park, is held at bay from eruption by a cap 3.8 ...

An example of the possible distribution of ash from a month-long Yellowstone supereruption. The distribution map was generated by a new model developed by the US Geological Survey using wind ...

This article was originally published with the title “ The Petrified Forests of Yellowstone Park ” in Scientific American Magazine Vol. 210 No. 4 (April 1964), p. 106 doi:10.1038 ...

Yellowstone National Park's nearly 3,500 square miles seep slightly across state borders into Montana and Idaho, but its major attractions are contained in the northwest corner of Wyoming.

Understanding the earthquake history of a region is key to estimating seismic hazard. To help with this task, Geologists look ...

Marvel At Yellowstone's Unique Geologic Formations If you continue south on Highway 191 from Lava Lake, you can enter ...