A volcano often considered to be the most dangerous in the Western Hemisphere is giving experts cause for concern. Over the last month, the Nevado del Ruiz volcano, which stands west of the Colombian ...

A new video from Japan’s maritime authorities captures an underwater volcano bursting through the sea surface in a violent ...

Hawaiʻi Volcanoes National Park is sounding an unmistakable alarm as crowds surge to watch Kīlauea’s latest eruption, turning a remote summit into a choked maze of cars, pedestrians and volcanic ...

The chief volcanologist Teresito Bacolcol said it is too early to tell if Mayon’s restiveness would lead to a major and ...

Officials in Iceland have warned that adverse weather will likely affect their ability to monitor the tectonic activity caused by increased magma pressure under the southwest of the nation's main ...

As the Maunaulu eruption waned, Kilauea summit inflated and two brief eruptions occurred in the latter half of 1971 — one in ...

When scientists recently took a closer look at archival images of the surface of Venus, they discovered something new: evidence of volcanic activity on Earth's "twin." The NASA Magellan spacecraft ...