And, obviously, from the moment the device works, it can be used at other volcanoes. That's the goal. (narrator) All over the world, where there are volcano doctors and monitoring stations, people ...

Volcanologist Bill Chadwick looks for keys to predicting volcanic eruptions. Axial volcano is one of the most active volcanoes on the planet and it exists just off the coast of Oregon. Volcanologist ...

(via PBS Terra) In the 1990s, an entire city in the Caribbean vanished under ash. Plymouth, Montserrat, once vibrant, now lies frozen in time—buried by a volcano still simmering beneath the surface.