The Canary Islands not only boast the third largest volcano in the world, but also the largest natural underwater lava tunnel ... small interior lakes, and a blend of dry and submerged cave ...

a lake of lava. The lake was 700 feet across—one of the largest in the world—with a mesmerizing kaleidoscopic surface. Black plates were cut by jagged cracks of orange, violently shifting and ...

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High-resolution images now reveal several dozen lava lakes, researchers report in the February Journal of Geophysical Research: Planets. These lakes are far larger than their analogs on Earth ...

Nyiragongo is considered one of the most dangerous volcanoes in the world because of its particularly ... The restless lava lake in Nyiragongo's summit crater regularly causes eruptions of gas ...

The 990m-high strato-volcano's setting makes it extremely difficult to climb. Pictures taken from space are really the only way of looking inside Saunders Island is part of the South Georgia and ...

Nasa has released a new animation of a giant lava lake discovered on Io's surface ... the big stories from financial markets around the world. BBC Click visits a UK research team working on ...