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

The devastation in Tonga has renewed focus on the dangers of underwater volcanoes around the world and has sparked questions about which one might be next to blow.

Mauna Kea When you think of the tallest mountains, instinctively, Mount Everest comes to mind. But here's a shocker: Mauna ...

A massive underwater volcano known as Axial Seamount could erupt soon, completely reshaping the floor of the Pacific Ocean.

The Pacific Northwest's most active underwater volcano is showing signs of an impending eruption.

Trifonenko/Getty The same as land volcanoes, underwater volcanoes either form by tectonic plates colliding, or a volcanic eruption. Underwater volcanoes are also known as seamounts.

Scientists are predicting that a mile-deep volcano off the U.S. West Coast will erupt this year. The Axial Seamount, an underwater volcano located about 300 miles off the coast of Oregon, is ...

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.

Scientists warn an underwater volcano off Oregon coast is about to explode It’s been a decade since the Axial Seamount last erupted off the West Coast ...

Massive underwater volcano to blow at any moment and release millions of tons of lava READ MORE: Major US volcano predicted to erupt TOMORROW By CHRIS MELORE, ASSISTANT SCIENCE EDITOR FOR ...

Naples is a hub for breathtaking underwater discoveries. Portus Julius, Naples, was home to another stunning discovery, revealing a 2,000-year-old mosaic, buried underneath sand.

The Pacific nation of Tonga is made up of 170 islands, but it just welcomed its newest addition – thanks to an underwater volcano. Near the center of the nation's island formation lies the Home ...