VENTURA COUNTY, CA - the U.S. Geological Survey reported that a 3.6 magnitude quake occurred close to Fillmore Saturday ...

A 3.6-magnitude earthquake struck in Ventura County Saturday, according to the U.S. Geological Survey. The quake struck ...

LAKE COUNTY, CA - Saturday afternoon, a preliminary 2.3 magnitude quake was detected near Cobb, according to the U.S.

After a magnitude 7 earthquake ripped under Hubbard Glacier earlier this month, scientists believe a “connector fault” may ...

An earthquake shook in Sonoma County Saturday afternoon, according to the United States Geological Survey (USGS). A preliminary 2.7-magnitude earthquake was reported near Kenwood at ...

Deep inside Earth, researchers see signs that the solid inner core may be arranged in multiple chemical layers far below.

A 6.9 magnitude earthquake shook northeastern Japan and caused small tsunami waves but no apparent damage Friday, days after ...

Japan is learning what life is life under a megaquake watch. NPR's Rob Schmitz talks to Richard Allen, director of the Berkeley Seismology Lab, about what it means.

The federal government and earthquake experts blamed a technical glitch for the alert that sent warnings hundreds of miles ...

Four years after the Central Library was closed after an assessment raised alarm at its unreinforced masonry, leaders held a ...