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Geologists study the rock record to understand how our world came to be and to try to determine what geologic events might occur in the future. The field of geochronology provides the means for geologists to know when these past events took place.
This guide to Yellowstone National Park includes some of the best places to see wildlife, learn about Indigenous history, and explore the park's natural features.
New data for rhyolite lava flows in Yellowstone caldera suggest the eruptions occurred in tight clusters. These results change the way geologists think about lava flow and volcanic hazards.
Magma reservoirs beneath large volcanic systems like Yellowstone are not simply large tanks of molten rock, but rather are dynamic mixes of melt and crystals that can change drastically over
Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Mark Stelten, research geologist with the U.S. Geological Survey.