Though the volcano’s magma chambers could hold enough material for a caldera-forming event, none of them are likely to erupt soon.

Deep within the Yellowstone Caldera, the bowl-shaped rock cauldron at the heart of Yellowstone National Park, there’s a clue ...

Earth bubbles and broils beneath an underwater peak called Axial Seamount, located 480 kilometers (300 miles) off Oregon's ...

Our planet's Moon might look dead and stagnant from our vantage point here on Earth, but a new study suggests it was moving ...

Seismic imaging of the Yellowstone system has also identified a deeper magma body, likely composed of basalt — Earth’s most primitive magma type and the heat engine that helps to generate and sustain ...

Trending| Rising magma beneath this submerged peak has caused the volcano to swell, hinting at significant volcanic activity ...

A map of the magma reservoirs under Yellowstone. Yellow represents basalt, red rhyolite, and orange basalt-to-rhyolite transition zones. The purple triangles are the magnetotelluric monitoring ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Ninfa Bennington, geophysicist ...