An underwater volcano near Tonga revealed how sediment spreads, disrupts marine life, and raises questions about deep-sea ...

A massive underwater volcano appears on the verge of an enormous eruption which could trigger thousands of earthquakes. Magma is building up beneath the mile-wide surface of the Axial Seamount ...

An Alaskan volcano that has been inactive for more than 100 years is showing signs of rumbling, according to scientists.

Scientists on the AKMA3 ocean expedition discovered an exceptional underwater feature consisting of a mud volcano in the ...

Deep below the surface of the ocean, bacteria and critters that feed off nutrients spouting from hydrothermal vents met with ...

NASA has recently captured a satellite image of a volcano in Alaska, showcasing huge potential for volcanic activity.

About 300 miles off the coast of Oregon, an underwater volcano appears to be rumbling to life.. Scientists who have been monitoring the vast submarine volcano for decades say a flurry of recent ...

The volcano, known as Axial Seamount, is located nearly 1 mile (1.4 kilometers) underwater on a geological hot spot, where searing gushes of molten rock rise from Earth’s mantle and into the crust.

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