Most volcanism on Earth takes place under water, yet little is known about submarine eruptions. Monitoring of two volcanic seamounts beneath the Pacific Ocean reveals the pulsed nature of their ...

It was one of the most powerful volcanic eruptions ever recorded. And it was a wake-up call. Locator map showing Tonga islands on globe, as well as location of volcano in relation to other islands.

Japan has gained a new island… emerging in a cloud of steam after the eruption of an underwater volcano. Jerry Jones speaks on Mike McCarthy's future with Cowboys Scientists discover a ‘third ...

The threat of further tsunamis around the Pacific after Saturday's huge underwater volcano eruption near Tonga has passed, a monitoring group says. On Sunday, the Pacific Tsunami Warning Center ...

Deep-sea volcanic ridges, formed by the collisions of tectonic plates, create underwater hot springs in an otherwise frigid environment. These hydrothermal vents belch warm towers of elements that ...