The San Andreas Fault stretches nearly 800 miles across California, slowly locking and storing stress between two massive ...

A section of the San Andreas fault where earthquakes occur regularly may give off a distinct signal before it trembles to life, new research finds. The signal hints at the opening and closing of ...

For more than a month, the San Francisco Bay Area has been subjected to a seemingly ceaseless stampede of earthquakes — the ...

We all know the San Andreas Fault is out there. Californians first learn about the looming underground threat during ...

The San Jacinto Fault, considered part of the San Andreas Fault system, has a 5% chance of magnitude 6.7 or larger earthquakes. The line begins at Cajun Pass and runs southeast through San Bernardino, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The southern section of California’s San Andreas fault hasn’t experienced a major earthquake in 300 years ...

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 ...

While California’s 750-mile-long San Andreas Fault is notorious, experts believe a smaller fault line possesses a greater threat to lives and property in the southern part of the state. According to ...

Remote sections along California’s massive San Andreas Fault, where large earthquakes regularly occur, may be primed to shake again any day now, according to a new study. The area around Parkfield in ...

In earthquake country, the meandering paths of quake faults easily get seared into memory in the same way as a California freeway map. An earthquake fault is a fracture in the ground between two ...

Enlarged microscope photo of sedimentary rock that was structurally altered during an earthquake. The slip layer (green portion) was heated during fault movement. The actual field of view is only ...