One of the most explosive volcanoes in U.S. history began its eruption with a trickle, not a blast. Mount St. Helens' gas-laden magma oozed into the cone before the mountain finally erupted in 1980.

A remote volcano in Russia’s far east has roared back to life in spectacular fashion, unleashing two violent explosions within a single day and sending ash high into the atmosphere. The twin blasts, ...

Understanding what triggers large volcanic eruptions is crucial for hazard assessment, but the exact mechanism driving these ...

The Kilauea volcano in Hawaii erupted on Tuesday morning, spitting out football-sized particles into the air. Fallout of the particles were reported at overlooks in the Hawai'i Volcanoes National park ...

Semeru volcano — the tallest volcano on Java at 3,676 meters — erupted on the afternoon of November 19, 2025, with pyroclastic flows racing at high speed more than 8.5 kilometers down its slopes, as ...

Hawaii's Kilauea volcano was erupting in its 43rd episode on Tuesday, prompting warnings from the U.S. Geological Survey and National Weather Service. A Volcanic Activity Notice issued by the USGS at ...