Record Number of Simultaneous Eruptions Shakes Scientists' Understanding 47 volcanoes were in continuing eruption status as ...

Studying tree rings helped scientists pinpoint when Mount Rainier last sent a lahar down its steep slopes, which could help ...

Volcanoes in Alaska, Washington state, Oregon and Hawaii have been rumbling and even spewing lava, enough to spark a swarm of news stories. But despite the jolts and temblors, geologists say there's ...

Mount Etna has erupted on Monday, sending a kilometres-high plume of ash into the sky and sending tourists fleeing from the popular World Heritage area. Italy’s National Institute of Geophysics and ...