These are two very different fault systems, but the sediment record suggests that in the past, at least three San Andreas ...

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

San Andreas, Cascadia faults could combine to produce back-to-back earthquake disasters, new research suggests – Nation and ...

OSU researchers find Cascadia Subduction Zone and San Andreas Fault may be synchronized — with the potential for quakes on ...

Thursday’s 3.1 magnitude earthquake was the latest of five notable aftershocks to hit Berkeley since a 4.3 magnitude ...

The West Coast of North America is a geologically tumultuous zone where tectonic plates collide, subducting under and ...

Scientists at Oregon State University say there's new evidence that two of the best-known earthquake fault lines on the West ...

With the Great ShakeOut earthquake drill approaching, new research suggests a potential link between two major fault lines ...

A Cascadia subduction zone earthquake is coming for the Pacific Northwest, and when it hits, scientists now believe, it could ...

EADaily, October 13th, 2025. The scenario of the apocalyptic film "San Andreas Fault" may become a reality for the United ...

A retired scientist with the USGS worries about the impact the government shutdown is having on the agency's earthquake ...