Scientists from Oregon State University studying sediment layers in the Pacific Ocean have discovered that two of the most notorious faults on the West Coast — the San Andreas Fault in Northern ...

A major earthquake hasn’t struck any of California’s biggest cities in more than three decades, but the “Big One” is a matter ...

Down in California, the San Andreas Fault marks the boundary where the North American and Pacific plates are sliding past ...

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

When the tectonic subduction zone beneath the Pacific Northwest moves, it does so in dramatic fashion. Not only is ground shaking from a magnitude 9+ earthquake incredibly destructive, the event ...

This is read by an automated voice. Please report any issues or inconsistencies here. New research suggests the San Andreas fault and the Cascadia subduction zone could produce devastating ...

Scientists are raising the alarm about a potential seismic catastrophe on the West Coast of North America. Recent studies ...

A future mega-earthquake in the Pacific Northwest could lead to the “Big One” along the San Andreas fault in California—or vice versa—according to clues found in sediment cores. Now, a new study ...

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 ...