The Canary Islands feature the world's third-largest volcano and the largest natural underwater lava tunnel. Mount Teide, the third tallest volcano, is located in Tenerife, whereas the massive La ...

The world's largest volcano has been discovered on the floor of the Pacific Ocean. The volcano, 1,600 kilometres east of Japan and called the Tamu Massif, is the size of the British Isles.

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

it's possible we'll discover unknown underwater volcanoes. 19:58 There are many things we don't understand, and it's a lot of work, but it's an exciting field. Approximately 60% of the world's ...

It's not like making a map on land. We have to look inside the earth. “Underwater volcanoes are capable of really big, really destructive eruptions," she says. "We are lulled into a sense of ...