Yellowstone's magma system shows new activity, with the northeast sector possibly hosting future volcanic activity.

Volcanic materials—including smoldering rocks, lava, and hot, thumb-sized gravel and ash ... Authorities expanded the danger ...

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...

The Axial Seamount, an underwater volcano located about 300 miles off the coast of Oregon, is displaying behavior that ...

Satellite imagery has revealed the dramatic extent of an eruption that kicked off just before Christmas, with fountains pouring lava across hundreds of acres.

Any such eruption is expected to take place hundreds of thousands of years from now, study co-author Ninfa Bennington, a volcano seismologist ... the northeast will stay hot.

A volcano in eastern Indonesia erupted on Saturday, spewing hot lava and releasing a column ... but visitors and villagers have been told to vacate a zone four to 5.5 kilometers from the peak.