An underground map of the supervolcano at the Yellowstone National Park has revealed something astonishing about the park's subsurface. USGS researchers collaborated with Oregon State University and ...

A caldera—like the one at Yellowstone Park spanning parts of Wyoming, Idaho and Montana—is a large depression or hollow formed when a volcano erupts and the magma chamber beneath it empties, leading ...

The bulge the size of Chicago has sparked fears it could erupt - but one scientist insists there are no major concerns yet, ...

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For decades, researchers in and around Yellowstone National Park have used seismic waves – imagine giving the region an MRI – to map the hot mush below the Earth’s surface. Now a group of scientists ...

Videos of animals appearing to flee Yellowstone National Park have gone viral, leading to speculation that the park’s infamous “supervolcano” may be about to blow. Climate website Green Matters ...

Many hands have been wrung over Yellowstone National Park's supervolcano, which has the power to deliver global catastrophe with a single eruption. If the volcano exploded tomorrow, it would cover ...