A 3.3-magnitude earthquake struck near San Ramon, prompting concerns about the San Andreas and Hayward faults. Experts from ...

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 ...

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 ...

Beneath California’s glittering cities lies a monster that never sleeps — the San Andreas Fault, a massive crack between two tectonic plates grinding past each other. Scientists warn that the southern ...

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 ...

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 ...

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 ...

A 4.4 magnitude earthquake in Los Angeles in August was along the Puente Hills fault system, a thrust fault that runs beneath one of the city's oldest and most densely populated areas. The fault's ...

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 ...