For generations, scientists believed that the West Coast’s two great earthquake engines — the Cascadia subduction zone and ...

Accidental landing of a research vessel in the San Andreas zone revealed the repeating patterns tribuldite in its core.

Samples from the seafloor reveal evidence of several earthquakes along the West Coast’s two major fault zones happening in ...

A future mega-earthquake in the Pacific Northwest could lead to the “Big One” along the San Andreas fault in California—or vice versa.

San Andreas, Cascadia faults could combine to produce back-to-back earthquake disasters, new research suggests – Nation and World News | West Hawaii Today ...

What could the next mega-earthquake on California's notorious San Andreas fault look like? Would it be a repeat of 1857, when an earthquake estimated at magnitude 7.7 to 7.9 ruptured the fault from ...

The West Coast of North America is a geologically tumultuous zone where tectonic plates collide, subducting under and scraping past one another. Over the eons, this activity has regularly caused major ...

When a magnitude 7.7 earthquake shook Myanmar on March 28, 2025, it wasn’t just another powerful tremor—it was a geological curveball. The quake ripped open more than 500 kilometers (317 miles) of the ...

A specific type of earthquake that can cause particularly intense shaking is more common than previously believed, some ...

LONG BEACH, Calif. (KABC) -- During an earthquake study conference in Long Beach, a local expert said California's infamous San Andreas fault is due for a massive ...

PASADENA, Calif. (KABC) -- An earthquake on the San Andreas Fault could trigger bigger earthquakes on other faults, according to a newly released study by the University of Southern California. James ...