Beneath the geysers, hot springs, and forested valleys that draw millions of visitors to Yellowstone each year sits a body of molten and partially molten rock far larger than anything visible on the ...

Beneath the geysers, hot springs, and bison herds of Yellowstone National Park lies one of the largest volcanic systems on the planet. The park’s famous scenery, from the steaming vents of the Upper ...

Add Yahoo as a preferred source to see more of our stories on Google. New modeling suggests Yellowstone's magma comes from shallow mantle flow, not a deep plume. (CREDIT: Wikimedia / CC BY-SA 4.0) A ...

Beneath the geysers and steaming ground of Yellowstone National Park lies one of the most studied, yet still elusive, volcanic systems on Earth. Unlike most volcanoes that form along shifting tectonic ...

Schematics of Yellowstone's magmatic system. Left: schematics illustrating Yellowstone's magmatic system under the traditional magma chamber view. Right: schematics showing Yellowstone's ...

Volcanoes emit smoke. Beneath a volcano lies a huge chamber filled with liquid magma. A series of earthquakes means an eruption is imminent. And if a "supervolcano" like Yellowstone were to awaken, a ...

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Beneath Yellowstone Park a monstrous plume of hot rock is causing the earth to heave and tremble. Past volcanoes have erupted with a thousand times the power of Mount St. Helens. The future is anybody ...

A sideways flow of hot mantle rock, not a deep plume rising from near Earth's core, may be feeding one of the planet's most closely watched supervolcanoes. That is the picture emerging from a new ...