The Hayli Gubbi volcano, long thought to be dormant, sent ash nine miles into the sky in an eruption on Sunday ...

The explosiveness of a volcanic eruption depends on how many gas bubbles form in the magma—and when. Until now, it was ...

Scientists have uncovered a long-missing piece of the volcanic puzzle: rising magma doesn’t just form explosive gas bubbles ...

Learn about the recent eruption of Hayli Gubbi, a volcano in Ethiopia that was previously dormant for nearly 12,000 years.

Deadliest volcanic eruption: The 1815 eruption of Mount Tambora in Indonesia, which killed up to 100,000 people From lava fountains to towering ash clouds, volcanoes produce some of the most dramatic ...

Learn how stress inside a volcano can make gas bubbles form early, helping explain why some eruptions stay quiet instead of ...

Scientists have discovered that shear forces inside rising magma can create gas bubbles long before pressure drops occur. The ...

Some scientists think we can better understand volcanoes by learning how the gaseous vortexes emerge. By Carolyn Wilke Some volcanoes perform a rather subtle trick: blowing rings of vapor that waft ...

HONOLULU — One of the most active volcanos on Earth is erupting on Hawaii’s Big Island. Officials with the U.S. Geological Survey confirmed Wednesday that an eruption has begun in Kilauea volcano’s ...

An undersea volcano erupted off Japan three weeks ago, providing a rare view of the birth of a tiny new island, but experts say it may not last very long. The unnamed undersea volcano, located about ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. HONOLULU (AP) — One of the most active ...

One of the most active volcanos on Earth is erupting on Hawaii's Big Island. Officials with the U.S. Geological Survey confirmed Wednesday that an eruption has begun in Kilauea volcano's Halemaumau ...