Mount Spurr, a volcano 78 miles from Anchorage, is being monitored for signs of a possible eruption. If it blows, Mount Spurr ...

A new study shows a volcanic eruption of Yellowstone may be even less likely than we thought: Scientists have discovered a ...

Yellowstone's supervolcano appears to have a magma cap that vents pressure and reduces the chances of a massive eruption ...

Scientists have studied Yellowstone National Park's magmatic system for years, but a new view of the magma chamber shows the ...

For the first time, geoscientists detected the top of Yellowstone’s magma reservoir. It is active and dynamic, but not in danger of erupting, they found.

Kenneth Sims and other research scientists recently discovered that mafic volcanism of Henrys Fork Caldera -- located in ...

Yellowstone is most famous for huge explosive eruptions that create large calderas. Outside Yellowstone Caldera, however, ...

Beneath the world-famous geysers and bubbling mud pots of Yellowstone National Park, scientists have uncovered a geological ...

Scientists have discovered a giant 'magma cap' under Yellowstone National Park. The cap is likely playing a critical role in preventing a massive volcanic eruption.

Those are all lava flows that erupted since the last really massive explosion at Yellowstone." But "even that isn't that common. The last lava flow erupted about 70,000 years ago. Far more common ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The newly discovered magma cap is 2.6 miles (3.8 kilometers) below the surface of Yellowstone.