Ancient limestones reveal how volcanic carbon once suffocated the oceans - offering a stark warning as modern oxygen levels continue to drop.

Scientists have discovered three large underwater volcanoes and the wreckage of a sunken ship measuring more than 300 feet in length. The discoveries came during an expedition called M191 SUAVE ...

A decade ago, we knew of almost 25,000. One study has discovered an additional 19,000. And we know there are even more out there.

Over 19,000 new underwater volcanoes have been discovered across the ocean floor by scientists. The team of oceanographers from the Scripps Institution of Oceanography at the University of ...

Scientists are for the first time investigating how dangerous a major underwater volcano eruption could be to Santorini.The postcard perfect Greek island, which is a huge tourist destination, was ...

One of the world’s most-studied volcanoes turns out to be hiding plenty of secrets. Geologists have unearthed major clues about past eruptions of the Greek island of Santorini by drilling into ...

One of the Pacific Ocean’s lesser-known volcanoes will blow its vent in the coming months, causing 10,000 earthquakes in one day. Here’s what scientists are saying.

One of the Pacific Ocean’s lesser-known volcanoes will blow its vent in the coming months, causing 10,000 earthquakes in one day. Here’s what scientists are saying.

Read on to discover incredible places that look like they belong on another planet... The dramatic Tianzi Mountains are ...