A fresh look inside Mount St. Helens

Volcanoes are notoriously hard to study. All the action takes place deep inside, at enormous temperatures. So geophysicists make models, using what they know to develop theories about what they don’t know.

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<p><a href="http://www.physorg.com/news122663117.html">A fresh look inside Mount St. Helens</a></p> <p>Volcanoes are notoriously hard to study. All the action takes place deep inside, at enormous temperatures. So geophysicists make models, using what they know to develop theories about what they don’t know.</p>