For more than 100,000 years, the Methana volcano in Greece appeared quiet and lifeless. No lava spilled down its slopes. No ash clouds darkened the sky. To anyone watching from the surface, the ...

Tiny crystals suggest extinct volcanoes could still grow underground, a finding that could reshape how scientists assess eruption risk.

Deep beneath Portugal’s São Jorge Island, a massive surge of magma silently pushed upward from more than 20 kilometers underground in 2022, triggering thousands of earthquakes and briefly raising ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. How and if a volcano explodes depends on how and when bubbles of ...

Although volcanic eruptions are spectacular natural events that occur around the world every day, most volcanoes spend the majority of their time not erupting. To accurately forecast volcanic activity ...