The Pacific Ring of Fire is a horseshoe-shaped belt of volcanoes known for explosive eruptions and intense earthquakes.

The sensors detect slow-slip earthquakes, seismic events releasing energy over days or weeks, that play a key role in building and releasing tectonic stress along major faults, according to a ...

There’s some critical infrastructure like fire stations and such that end up within it.” ... The average for the Cascadia subduction zone is between 500 and 600 years, he said.

The Cascadia Subduction Zone looks a little different than researchers thought. Here's what that means for "The Big One." ...

A tsunami that never ends? Study highlights a looming West Coast risk. The tsunami wave from an anticipated earthquake off the West Coast could reach 100 feet and permanently flood parts of the coast.

A major Cascadia subduction zone earthquake is coming for the West Coast. During that earthquake, parts of California, Oregon and Washington could shake for up to five minutes, as the Juan de Fuca ...