When we think of a volcanic eruption, rivers of glowing lava or giant columns of ash come to mind. But beneath Earth's ...

Magma moving beneath a volcano can make the ground rise, sink or shift sideways. Measuring these changes gives scientists ...

Magmatic intrusions, eruptions and flank collapses are frequent processes of volcano dynamics, inter-connected at different space and time scales. The December 2018 recrudescent episode at Mt. Etna is ...

'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 ...

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Explosive volcanic eruptions can be as destructive as they are difficult to predict, launching pyroclasts—the fragments of ...

Add Yahoo as a preferred source to see more of our stories on Google. The Morning Glory pool in Yellowstone national park. Yellowstone is underlain by two magma bodies. Michael Juhran/dpa Unlike old ...

Consider a can of soda. When the can is closed (pressurized), the soda contains dissolved carbon dioxide (CO2). When you open the can, the pressure drops, bubbles form and rise. Molten rock (magma) ...

LMU volcanologists decipher the behavior of magma beneath an active volcano and reveal how it reacts to drilling. Although volcanic eruptions are spectacular natural events that occur around the world ...

The Cascade volcanoes that dot the Pacific Northwest are not extinct. They are mostly dormant, meaning they could erupt sometime in the future. Scientists had long thought an indicator of an active ...

Krakatau, a volcanic island in Indonesia, killed more than 30,000 people when it erupted in 1883. One might assume that ...