The U.S. Geological Survey has spent years pushing back against a persistent myth: that Yellowstone’s supervolcano is “overdue” for a catastrophic eruption capable of wiping out life across the ...

Yellowstone National Park sits atop one of Earth’s largest volcanic systems, and right now that system is slowly reshaping the ground. Instruments show that the Yellowstone caldera is inflating into a ...

A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park. Geologists call this type of bulge “volcanic uplift.” It’s often caused by ...

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