Dec 4, 2025 · Deep in the Pacific Ocean, a sleeping giant is beginning to stir. The Axial Seamount — a massive underwater volcano off the coast of Oregon — could erupt as soon as 2025, according to ...

The presence of water can greatly alter the characteristics of a volcanic eruption and the explosions of underwater volcanoes in comparison to those on land. For instance, water causes magma to cool …

May 8, 2025 · 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 …

May 10, 2025 · Axial Seamount sits under the Pacific Ocean about 300 miles from the U.S. coast. Since 1997, scientists have kept a careful eye on it using instruments that measure pressure on the ocean …

Aug 17, 2025 · If an underwater volcano erupts very close to the ocean's surface, it can spew material out of the water and begin forming a landmass. Lava flows, rocks, and volcanic ash produced by …

May 8, 2025 · Scientists who have been monitoring the vast submarine volcano for decades say a flurry of recent activity — including an uptick in earthquakes in the vicinity, and swelling of the structure...

Apr 14, 2010 · Known as shield volcanoes for their distinctive shape, Hawaii’s land-based and underwater volcanoes send molten rock from cracks in their flanks flowing in sheets down their slopes.

5 days ago · Scientists on the AKMA3 ocean expedition discovered an exceptional underwater feature consisting of a mud volcano in the middle of a large crater 80 miles south of Norway's Bear Island. …

May 23, 2025 · If a volcano erupts underwater and no one is around to see it, does it actually happen? Turns out, 80% of volcanic activity occurs in the sea, but it often receives less attention than its …

More than 70 percent of all volcanic eruptions occur underwater and scientists are in the dark when it comes to understanding underwater volcanoes because the eruptions are cloaked from view by …