The Chaiten volcano in northern Patagonia, Chile, had been dormant for 9,500 years under its obsidian dome before erupting spectacularly and without warning one year...

Scientists from the Universities of Oxford and Cambridge have discovered how volatile metals from volcanoes end up in polar ice cores.

A monster volcano has been detected underneath the Antarctica Ocean for the first time. The volcano erupted about twenty three hundred years ago is still active, its...