The James Webb Space Telescope reveals active volcanoes on Io in unprecedented detail thanks to an innovative technique.

Dozens of people have died, hundreds are missing and many more homes were destroyed after separate volcanic eruptions in ...

A volcano is an opening in the Earth's crust that allows molten rock, gases, and debris to escape from below the surface. The ...

Tephra is fragmented volcanic material — including ash, rock and strands of volcanic glass — blasted into the air during an ...

The eruptions at Kilauea prompted closures at a national park and part of a highway because of falling glassy volcanic fragments, including ash.

The Laacher See volcano in Germany has emitted a new deep signal, and scientists are analyzing changes beneath the surface ...

Fifty-five years ago, Dian Fossey first appeared on the cover of National Geographic, bringing newfound awareness to the mountain gorillas who call the Virunga Massif their home. The 1970 issue with ...

Hawaii Island's Kilauea volcano erupted on March 10, spewing rock fragments and closing nearby highways.

A volcano on Atka Island in the Aleutians has been showing increasing signs of unrest over the past two weeks, and scientists say the uptick in activity is significant enough to warrant a closer watch ...

There is a reason people travel all over the world to Hawaii - it's truly a slice of paradise. While there are botanical ...

The park remained closed Sunday due to downed power lines, fallen trees, flooding, and other storm-related damage as park ...