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 ...

Italy's Mount Etna produced a spectacularly explosive eruption Monday morning, sending a ripple of reddish clouds down from its summit. The soaring ash rose to form a mushroom cloud high above Etna, ...

Dozens of Guatemalan soldiers put down their guns and picked up push brooms today to help sweep the runways of the country’s main international airport, which was shut for nearly 24 hours after the ...

If the theory is proven correct, the consequences could be enormous, spelling a much more risky, explosive future.