Volcanoes and Earthquakes!

In our third installment of Spark Science, we talk with Dr. Jackie Caplan-Auerbach about Mt. St. Helens, ocean volcanoes, earthquakes, Hawaii, and bad geology related movies like the Core and San Andreas.
 
Image of “Rinjani 1994” by Oliver Spalt. Licensed under CC BY 2.0 via Wikimedia Commons