The Methana volcano in Greece, thought to be dormant for hundreds of thousands of years, has been found accumulating enormous amounts of magma underneath. For more than 100,000 years, the volcano ...

Deep in southeastern Iran, a remote volcanic massif that most of the world had never heard of is suddenly demanding attention. After roughly 700,000 years without a known eruption, Mount Taftan is ...

Most people think of volcanoes as either erupting or not. The reality is considerably more unsettling. The classification of a volcano as active, dormant, or extinct is not always straightforward, and ...

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 ...

The youngest eruption of the Methana volcano (brown) flowing into the sea, with limestone in the background. The Methana volcano in Greece appeared dormant for over 100,000 years, but magma was ...

A volcano that slept for more than 100,000 years before erupting is blowing up our understanding of when volcanoes should be defined as active or extinct. Volcanologists officially classify sleeping ...

For more than 100,000 years, a Greek volcano lay silent. But deep underground, it was still growing. Tiny zircon crystals show magma was quietly brewing between eruptions, researchers report April 22 ...