With eruptions in 1998, 2011, and 2015, the volcano serves as a perfect laboratory, and experts expect an eruption by the end ...

Unlike mountains on land, the underwater ridge marks the border where the Juan de Fuca and the ... to trigger displacements that could lead to a tsunami and it is far from the Cascadia subduction zone ...

Unlike mountains on land, the underwater ridge marks the ... and it is far from the Cascadia subduction zone where it could set off a larger earthquake. Many of the volcanoes that pose the biggest ...

One of the most active volcanoes in the world sits just a few hundred miles off the U.S. West Coast, and some scientists ...

An undersea volcano off Oregon’s coast ... trigger “the Big One” — the much feared Cascadia earthquake — because it’s located on the ridge of two different tectonic plates and is ...