The San Andreas Fault runs nearly the entire length of California, a sliding boundary between tectonic plates. Its history is one of violent ruptures — earthquakes that have reshaped towns, destroyed ...

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

Researchers say there are at least three instances in the past 1,500 years when huge ruptures occurred on each rift just ...

Geosphere, demonstrating the first evidence that the two faults have interacted repeatedly over thousands of years. The ...

The impact would be doubly as devastating as predictions for the impending ‘Big One’ and leave millions in harm’s way from ...

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

There have been around 27 2.5 magnitude or greater earthquakes along or near the San Andreas Fault in California within the last seven days, data from the U.S. Geological Survey (USGS) shows. The San ...

A major earthquake that sent reverberations through Northern California could mark the beginning of an active period of quakes, scientists warn. “There are going to be aftershocks; you don’t have a ...

An aerial view of the La Cañada Flintridge foothills shows dust and dirt thrown into the air following a magnitude 5.9 earthquake from Oct. 1, 1987. (George Rose / Getty Images) Monday's magnitude 4.4 ...