Data shows parts of the state may be overdue for a major earthquake. But here's the catch: We can't predict exactly when or where it will happen. Moses Small breaks down how it all works.

This should have West Coasters shaking in their shoes.

A new study warns that a megathrust earthquake along the Cascadia Subduction Zone could cause coastal land to sink ...

Researchers are sounding an alarm about an earthquake fault along the Northern California coast. A new study shows a large ...

A long-feared monster earthquake off the coast of California, Oregon and Washington could cause some areas to sink by more ...

While we don't expect an epic earthquake anytime soon, if one occurs, it could make it much more likely to flood in parts of ...

A new study is fueling speculation and fear about the risks of a major earthquake in the Cascadia subduction zone, including ...

A 9.1 magnitude earthquake did more than trigger a deadly tsunami. NASA explains how it affected Earth’s axis and day length.

A massive earthquake along the Cascadia Subduction Zone could instantly sink swaths of the U.S. Pacific Northwest coastline by more than six feet, drastically expanding floodplains and posing ...

Fault lines exist within tectonic plates, as well. These intraplate faults can cause earthquakes far away from plate ...