In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

The Yellowstone Volcano Observatory is a consortium of universities and agencies that monitors the Yellowstone supervolcano and conducts volcanic and geologic research.

Marine geologist Jenny and her team uncovered one of the most astonishing volcanic discoveries in modern history—the Apolaki Caldera. Hidden beneath the Philippine Sea, this colossal supervolcano ...

Yellowstone National Park's geological history is one of the most intensely studied in North America. A new geologic unit ...

After a thermal explosion at Biscuit Basin, the Yellowstone Volcano Observatory unveils a new safety plan to enhance monitoring and protect visitors in the park.