Two of the biggest seismic threats on the West Coast — the Cascadia Subduction Zone and the San Andreas Fault — may be more ...

The relationship between the sites means an earthquake in one zone can trigger an earthquake in the other in a phenomenon ...

The so-called “Big One” or Cascadia Subduction Zone earthquake expected to trigger disruptive quakes throughout the West Coast could cause more damage than previously estimated if it sets off quakes ...

The Philippine Trench is known to cause strong earthquakes with magnitudes above 7.0 along the country's eastern coast, even capable of generating two or more earthquakes within a short period of time ...

Researchers are sounding an alarm about an earthquake fault along the Northern California coast. A new study shows a large quake in the Cascadia subduction zone could cause land along the coastline to ...