But even seasoned marine researchers were stunned when a dormant underwater volcano off the coast of Vancouver Island, Canada ...

Santorini may be known for its iconic whitewashed villages and sun-soaked terraces, but beneath the surface lies a volatile ...

This false-color satellite photo from 2014 shows the immense heat emanating from lava lakes at the summits of a pair of ...

Santorini in Greece was created by a volcanic eruption. Now, it is feared that another volcanic eruption could destroy it.

Perched on top of Santorini's sheer cliffs is a world-famous tourist industry worth millions. Underneath is the fizzing risk of an almighty explosion. A huge ancient eruption created the dreamy Greek ...

Kilauea ash (top) was deposited where the bloom occurred. Credit: W. Cheah.