A moderately strong, 5.2-magnitude earthquake struck in Southern California on Monday, according to the United States ...

A magnitude-5.2 earthquake occurred about 2.5 miles south Julian, California at 10:08 a.m. April 14, according to the U.S. Geological Survey.

California is overdue for a major earthquake, experts say. So why are state regulators allowing oil companies to drill injection wells dangerously close to earthquake faults? Scientists say injections ...