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.

Researchers are watching the most active volcano in the Pacific Northwest and now say that the volcano is swelling up like a balloon full of lava.

Scientists predict the Axial Seamount, an underwater volcano off the Oregon coast, may erupt soon. Despite increased activity, it poses no threat to the public.

LOS ANGELES — A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year, scientists say. Nearly a mile deep and about 700 miles northwest of San ...

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

A massive underwater volcano located nearly 300 miles off the coast of Oregon is showing signs of activity and could soon erupt. KING's Brady Wakayama reports.

For decades, scientists have been monitoring the massive underwater volcano, and recent activity shows that it might be ready to erupt.

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 ...

Scientists find millions of 'golden eggs' near underwater volcano The eggs come from the Pacific white skate and were found in waters once thought too cold to support life. They can take up to 10 ...

An active underwater volcano in the the Pacific Ocean off the Oregon Coast is predicted to erupt in 2025. Here's what to know.

Scientists at UW's Cabled Array, one of the world's largest ocean observatories monitoring this active volcano, have seen potential eruption signs in recent months.

Axial Seamount, a submarine volcano 300 miles off the coast of Oregon, could erupt for the first time since 2015, spewing “very fluid lava” into the sea where scientists were recording more ...