A hidden network of earthquake faults running beneath Seattle may be far more active than scientists realized. New research ...

In the Pacific Northwest, big faults like the Cascadian subduction zone located offshore, get a lot of attention. But big faults aren't the only ones that pose significant hazards, and a new study ...

Scientists agree that a powerful earthquake will eventually hit the Seattle region, and when it does, the city’s daily routines, infrastructure, and skyline will be tested in ways that are hard to ...

This satellite-based model of Earth shows the tectonic boundaries (yellow lines) in the eastern Pacific Ocean. The San Andreas Fault and the Cascadia Subduction Zone both occur along the North ...

SAN FRANCISCO -- Scientists say there's new evidence that two of the best-known earthquake fault lines on the West Coast are in sync and that has the potential for a major disaster. A new study by ...

If your palms aren’t sweaty already with thoughts of the teetering viaduct, please know that there isn’t an earthquake that will hammer us. Seattle (delightfully, terrifyingly) can be struck by three ...

Up and down the West Coast, cities face high risk of earthquakes. In Seattle, there is an 85% chance of a major quake in the next 50 years. Historic brick buildings are most at risk. There is even a ...