Most of the U.S. volcanoes that have been making themselves known since spring woke up a bit, shook themselves off and then ...

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

Marine geologist Jenny and her team uncovered one of the most astonishing volcanic discoveries in modern history—the Apolaki Caldera. Hidden beneath the Philippine Sea, this colossal supervolcano ...

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 ...

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

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 ...

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

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

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