The volcano is thousands of feet below the ocean’s surface, so it poses no danger to people. But under all that water, a ...

A recent study found increased seismicity and swelling at Axial Seamount, suggesting an eruption could occur sometime this ...

The 1980 Mount St. Helens eruption began with a steady series of earthquakes in March. By April it began spewing smoke, ...

They tend to inflate like a balloon in between eruptions. At Axial, the sea floor is actually rising, and that’s a big signal ...

A researcher monitoring Axial Seamount, 300 miles off the coast of Oregon, says the eruption is expected to happen before the ...

Axial Seamount, a mile-wide underwater volcano off the coast of Oregon, is showing signs of an imminent eruption. The volcano ...

Though perhaps not well known to the general public, Axial Seamount is considered a key window into Earth's geology. Axial is ...

Stunning, historic front-page coverage from The Oregonian reporters Les Zaitz and Steve Jenning reports the confusion and ...

The May 18, 1980, eruption of Mount St. Helens in southern Washington claimed 57 lives and blasted the terrain of old-growth ...

Deep beneath the waves of the Pacific Ocean, nearly a mile underwater, one of the most fascinating volcanoes in the world is ...

On May 18, 1980, the United States experienced the deadliest and most destructive volcanic eruption in its history.

Things are heating up hundreds of miles off the coast of Oregon, where a large undersea volcano is showing signs of impending eruption, scientists say. The volcano, known as Axial Seamount ...