Volcanologists are closely monitoring an underwater volcano off the Oregon coast that seems poised to erupt this year. Why it matters: The eruption poses no risks to human life, scientists said, but ...

Hundreds of miles off the coast of Oregon, Deb Kelley watched a pod of dolphins swim past the research vessel Atlantis as the sun set on the Pacific Ocean. But beneath the calm seas lurked a behemoth: ...

An underwater volcano off the Oregon coast is showing signs it could erupt any day now. The Axial Seamount, located nearly a ...

In June, scientists at Oregon State University recorded more than 2,000 earthquakes in a single day near the site, indicating ...

The Axial Seamount, located about 300 miles off the Oregon coast and nearly 4,900 feet below the surface, has been inflating since January and is now showing signs of unrest.

The Axial Seamount is the most active volcano in the Pacific Northwest, sitting 300 miles off the coast of Oregon and nearly a mile underwater in the Pacific Ocean, along the Juan de Fuca Ridge.

An underwater volcano off the coast of Oregon is gearing up for an eruption, according to scientists who are monitoring for ...