As PG&E’s aging Diablo Canyon nuclear power plant is up for a 20-year federal license renewal, one scientist cites new GPS data to suggest there’s a looming seismic threat from an active thrust fault ...

Outline diagram of the foreland thrust zone of Xuefeng Mountain. (b) Schematic diagram of the foreland thrust zone of Xuefeng Mountain. A pioneering study published in Geoscience—a premier journal ...

This post was updated Oct. 11 at 12:36 a.m. Every resident of Southern California lives within 10 miles of an active earthquake fault. The numerous faults make the region highly susceptible to ...

Findings from a recently published paper led by Smithsonian senior scientist emeritus Thomas R. Watters reveal evidence that the south polar region of Earth’s moon has experienced the effects of the ...

Monday’s magnitude 4.4 earthquake centered four miles northeast of downtown Los Angeles was modest but packed quite a jolt. Although no major damage was reported, experts say the temblor was in the ...

Southern California was recently rattled by several small earthquakes. They produced minor shaking but nonetheless left psychological aftershocks in a region whose seismic vulnerabilities are matched ...