Colossal volcanic eruptions like the kind that may have obliterated the dinosaurs more than 65 million years ago are caused by mantle plumes that rise from shifting underground mountains deep within ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Earth’s magnetic north pole has shifted away from Canada and closer to Siberia at a rapid pace in recent ...

Large-scale volcanic eruptions have severe impacts. One such event contributed to the extinction of dinosaurs, in addition to the asteroid that struck Earth 66 million years ago. These phenomena have ...

Volcanoes are responsible for some of the greatest bouts of biological devastation in Earth's history. A new study aims to determine whether giant volcanic eruptions are related to BLOBS—mobile basal ...

Volcanic eruptions at Earth’s surface have significant consequences. Smaller ones can scare tourists on Mount Etna or disrupt air traffic. Giant, large-scale eruptions can have more serious impacts.

Scientists have uncovered an extraordinary secret buried 200 km (124 miles) beneath the Appalachian Mountains in North America. It was found that a massive pocket of unusually hot rock, a geological ...