Think about a mountain that keeps getting taller but never explodes. This might sound impossible, yet it happens more often than most people realize. Volcanoes don't always follow the same playbook of ...

Mount St. Helens looked like it might be erupting again. Commercial pilots flying in the area Tuesday reported clouds of fine volcanic ash rising into the air above the collapsed dome of the Cascades’ ...

(CNN) — Here's some background information about volcanoes, mountains that open downward to a reservoir of molten rock. Facts: More than 80% of the Earth's surface, both above and below sea level, is ...

The recent earthquake swarm near Santorini has brought the topic of volcanoes in Greece back into the spotlight.

Volcanology encompasses the study of volcanoes, the dynamics of magma ascent, and the mechanisms underlying diverse eruptive phenomena—from effusive lava flows to explosive events. Recent research has ...