Most homeowners never think about tectonic plates until the ground actually moves. Yet plenty of quiet clues can hint that a ...

Record stress along the San Andreas and San Jacinto faults could trigger a major earthquake around Los Angeles.

Cajon Pass may allow an earthquake to occur along two fault lines simultaneously. | Credit: Illustration by Julia Wytrazek / Getty Images California is tense, or at least its fault lines are. The ...

An earthquake has struck California in a rare location which has not seen a seismic event in the 21st century, with one ...

Two earthquakes rocked California in back-to-back days as fears about two major fault lines have been “real and growing.” A ...

Los Angeles could be edging closer to “the big one,” with new research finding earthquake stress has reached its highest levels in at least 1,000 years along two of California’s most dangerous fault ...

Scientists say the San Andreas and San Jacinto faults are more stressed than at any time in 1,000 years, raising questions about future California quakes.

California sits on an active plate boundary where the Pacific and North American plates grind past each other, producing frequent earthquakes.

What does that mean for earthquake risk?

This has scientists quaking in their boots. Researchers have found that one of the US's most dangerous fault lines is overdue for an earthquake, potentially threatening millions of people across ...

Florida has a low risk for seismic hazards due to its location far from major tectonic plate boundaries. The strongest earthquake recorded in Florida was a 4.4 magnitude quake in 1879. While Florida ...