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 ...

'Extinct' volcanoes that haven't erupted for tens of thousands of years may not actually be inactive, but silently accumulating huge reservoirs of magma to fuel future outbursts. This worrying ...

Add Yahoo as a preferred source to see more of our stories on Google. A new study published by the Geophysical Research Letters journal has found that the volcano’s summit has risen by 3.5in between ...

New research on Greece’s Methana volcano shows it erupted after a 100,000-year pause, challenging the criteria for declaring volcanoes extinct. Scientists found magma was accumulating during its quiet ...

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For more than 100,000 years, the Methana volcano in Greece appeared dormant. No lava, no explosions, no ash clouds. It appeared extinct, like many other volcanoes today. An international research team ...

Even after 100,000 years of dormancy, volcanoes are not necessarily extinct. Researchers at ETH Zurich have shown that large, potentially dangerous magma reservoirs can form unnoticed underground in ...

A person standing on the largest volcano in the solar system would never know it. Olympus Mons rises 70,000 feet over Mars on slopes too gentle to notice, and its summit pokes above most of the planet ...

A volcano that lies close to the border between Iran and Pakistan may be nearing an eruption again for the first time in more than 700,000 years, a study has suggested. Scientists say that the Taftan ...