Yellowstone National Park sits atop one of the most studied volcanic systems on Earth, and the question of what a full-scale ...

Few geological scenarios capture public imagination quite like a full-scale eruption of the Yellowstone supervolcano. The ...

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 ...

A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, mainly because it's visible from a road rather than any significant change in the park famous for its ...