Below California's famed beaches, mountains and metropolitan areas lies a sinister web of earthquake faults — some so ...

California was hit by multiple earthquakes on Wednesday, just days after a major 5.2 magnitude quake rocked the state.

Southern California has seen a lot of natural phenomena recently — from enormous wildfires and high-speed winds to massive ...

David Zentz / Aurora Select One of Lucy Jones’ first memories is of an earthquake ... for 11 earthquake advisories issued by the state of California since 1985. Charged with improving the ...

The Elsinore fault, a major seismic threat in Southern California, could unleash a devastating magnitude 7.8 earthquake. Recent activity highlights its potential danger, urging awareness and ...