Roughly three-quarters of all volcanic activity on Earth takes place deep beneath the ocean surface, along chains of seafloor ...

Thick crust and wet lava around the Azores volcanoes may trace to ancient seawater stored 400 miles down and tapped by a ...

An underwater volcano violently erupted in the South Pacific in 2022. The chemical reaction that happened afterwards could show humans how to slow global warming.

Satellites captured footage of an underwater volcano eruption in a part of the sea that remains largely a mystery.

An underwater volcano in the Pacific, Axial Seamount, reveals a process that could challenge current theories about the Earth ...

The Titan Ridge Volcano is erupting in the Bismarck Sea, sending ash and smoke into the sky and prompting authorities to warn of possible tsunamis in the area.

The South Pacific blast may have consumed its own methane — but using this idea against the greenhouse gas is controversial.

Mass extinction events throughout Earth’s history are characterized as significant disruptions to life on the planet. There have been five major extinction events that have fundamentally changed how ...

The eruptions of some mid-ocean volcanoes may be the echoes of supercontinent breakups that persisted for tens of millions of years after the rearrangement of Earth's surface, a new study suggests.

A new study by an international team of researchers revealed that a rare and large summertime phytoplankton bloom in the North Pacific Subtropical Gyre in the summer of 2018 was prompted by ash from ...