Mount Etna has long puzzled geologists because it doesn't fit any of the three classic ways volcanoes are thought to form. A ...

Volcanic eruptions can have dramatic consequences. But how can we anticipate this phenomenon, which unfolds up to tens of kilometers beneath the surface? A team from the University of Geneva (UNIGE), ...

The explosiveness of a volcanic eruption depends on how many gas bubbles form in the magma—and when. Until now, it was thought that gas bubbles were formed primarily when the ambient pressure dropped ...

Over 3,000 years ago, the eruption of Santorini’s volcano ended an ancient civilization. Scientists may know what the next big explosion could look like. A man looks out across the Santorini caldera ...

The last eruption of Greece’s Methana volcano was around 250 B.C.E. Ever since that event, which was recorded by the Greek historian Strabo, the mountain has lurked silently, just across the Saronic ...

An earlier version of this story was published in 2024. It looks like just another hill in Sussex County, but you wouldn’t have wanted to have been standing there 420 million years ago. That’s about ...