Roughly 50 kilometers separate two of Central America’s most dangerous volcanoes, and both are erupting. At Santa Maria, the ...
There is no current danger to the population after a pyroclastic flow on Italy’s Mount Etna produced a huge plume of ash Monday, sending tourists running. The flow moved away from a group of tourists ...
A pyroclastic flow (also known as a pyroclastic density current or a pyroclastic cloud) is a fast-moving current of hot gas and volcanic matter (collectively known as tephra) that flows along the ...
Volcanoes are Earth’s geologic architects. They’ve created more than 80 percent of our planet’s surface, laying the foundation that has allowed life to thrive. Their explosive force crafts mountains ...
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 ...
A wall of superheated gas, rock, and ash broke loose from Mayon Volcano’s summit on May 2, 2026, and tore roughly five kilometers down its southeastern slopes in minutes. The pyroclastic flow ...