A fault line that could unleash a major earthquake is not where scientists thought it was. New research found the Concord Fault is about a quarter mile west of where it was originally mapped.

Scientists discover enormous pockets of salty brine beneath the Pacific Ocean, key to understanding periodic underwater ...

A major California fault once thought to be stable is quietly shifting beneath neighborhoods, schools, and it could lead to a ...

CALIPATRIA– A 4.3-magnitude earthquake struck near the Salton Sea early Friday morning, jolting residents and triggering a ...

The fault has moved the curbs as much as a handspan, around 18 centimeters, since the time they were installed, up to 60 ...

Hundreds of small earthquakes were detected at Mount Rainier on Tuesday in the largest such swarm at the active stratovolcano ...

The number and size of Texas quakes increased dramatically around 2010 when well injection became the common disposal method.

A magnitude 2.7 earthquake was reported in the Los Angeles area on Tuesday afternoon and several residents said they felt some shaking.

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 ...

The Big One: Is California 'overdue' for a devastating major earthquake? A near-certain disaster looms for California, but there are real things people can do to prepare.

A near-certain disaster looms for California, but there are real things people can do to prepare. Here's what to know about the risks.

When we think of earthquakes, we imagine sudden, violent shaking. But deep beneath the Earth’s surface, some faults move in near silence. These slow, shuffling slips and their accompanying hum — ...