Supervolcanoes Burst Like Bubbles

Volcanic mega-eruptions are caused by buoyant magma which rises like bubbles in soda, new research suggests.

January 5, 2014
1:00 PM EST
A typical eruption of Stromboli Volcano in Italy releases mere tens of cubic meters of magma every 10 minutes since at least Roman times. Super-volcanic eruptions, which have never occurred in human history, release thousands of cubic kilometers of magma. | Luca Caricchi