Scientists have uncovered a long-missing piece of the volcanic puzzle: rising magma doesn’t just form explosive gas bubbles when pressure drops—it can do so simply by being sheared and “kneaded” ...

Volcanoes often look deceptively quiet until the moment they unleash towering plumes of ash and gas, yet the precise switch that turns a gentle rumble into a devastating blast has remained stubbornly ...

Add Yahoo as a preferred source to see more of our stories on Google. Kanlaon Volcano erupted in the Philippines sparking emergency evacuations. A massive stratovolcano in the Philippines has erupted ...