One of the most active volcanoes in the world is gearing up for a spectacular eruption, according to the United States ...

Indonesian authorities say they are helping more than 170 climbers caught by Mount Semeru’s sudden eruption to return to ...

A volcano on Japan’s major western island of Kyushu had multiple eruptions on Sunday, sending a plume of ash almost three miles into the air.

This global view of Jupiter's moon, Io, was obtained during the tenth orbit of Jupiter by NASA's Galileo spacecraft. Io, ...

An Iranian volcano long thought extinct may be showing signs of activity after thousands of years. The Taftan volcano, located near the Iran-Pakistan border, was believed to have been dormant for ...