One of the most deadly and dangerous volcano hazards isn’t lava. Mudflows called lahars can come without clear warning.

New Cornell University led-research challenges the long-standing belief that active volcanoes have large magma bodies that are expelled during eruptions and then dissipate over time as the volcanoes ...

A mud volcano in San Juan de Uraba, Colombia, erupted on February 25, 2026, spewing fire and mud near a water plant.

POPOCATÉPETL VOLCANO, Mexico (AP) — In the predawn darkness, a team of scientists climbs the slope of Mexico’s Popocatépetl volcano, one of the world’s most active and whose eruption could affect ...

Hawaii's Kilauea volcano erupted Tuesday, spewing out massive amounts of lava. According to the U.S. Geological Survey, it is one of the world's most active volcanoes. Sign up for our Newsletters ...

The Philippine Institute of Volcanology and Seismology (PHIVOLCS) on Monday morning logged minor strombolian activity on Mayon Volcano, which remains under Alert Level 3. State volcanologists shared a ...

ADDIS ABABA, Ethiopia (AP) — A long-dormant volcano erupted in northern Ethiopia over the weekend, sending ash plumes across the Red Sea toward Yemen and Oman. The Hayli Gubbi volcano in the Afar ...