“This process can be likened to a bottle of sparkling water containing dissolved volatiles that exolve when the bottle is ...

For decades, volcanologists believed that the primary trigger for explosive eruptions was a drop in pressure as magma rises toward the surface. When pressure falls, gases dissolved deep within the ...

In a new study, researchers show that gas bubbles can form in the rising magma not only due to a drop in pressure but also due to shear forces. If these gas bubbles grow in the volcanic vent early on ...

A volcanic eruption under the sea creates a massive water bubble in Spain's Canary Islands. Msnbc.com's Dara Brown reports.Nov. 10, 2011 ...