About 55 earthquakes a day – 20,000 a year – are recorded by the National Earthquake Information Center. Most are tiny and barely noticed by people living where they happen. But some are strong enough ...

Haiti on Saturday was struck by a powerful earthquake that by one measure was actually stronger than the devastating 2010 quake that turned much of the capital city of Port-au-Prince into rubble. The ...

The Fourth of July Ridgecrest earthquake measured 6.4 magnitude. It was the strongest quake to hit Southern California in years, but it was actually significantly less powerful than some earlier ...

A California Geological Survey map released earlier this year depicts just how intense and damaging the shaking from future earthquakes will be across the state, revealing where the threat is most ...

Fault zones play a key role in shaping the deformation of the Earth's crust. All of these zones contain fluids, which heavily influence how earthquakes propagate. In an article published today in ...

The last significant North Coast quake was just over a year ago. On Dec. 5, 2024, a M7.0 earthquake struck offshore of Cape Mendocino. A little less than two years earlier, the Dec. 20, 2023, M6.4 ...