WASHOE COUNTY, CA - at midday on Tuesday, a 2.0 magnitude quake was registered close to Floriston, according to the U.S.

Cradled in the nose of a high-altitude research airplane, a new NASA sensor has taken to the skies to help geoscientists map ...

SAN LUIS OBISPO COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.2 magnitude quake occurred close to ...

Aftershocks have been recorded for both earthquakes. On Dec. 8, Japanese authorities warned an even more powerful earthquake ...

When astronauts set foot on Mars, it will be one of humanity’s greatest milestones, marking the start of a new era of ...

A series of small earthquakes rattled the East Bay on Monday, with 11 quakes recorded in a single day, according to the U.S.

The clusters of earthquakes have all been underneath the East Bay suburb of San Ramon, which is close to the Calaveras fault.

The U.S. Geological Survey reports the small earthquake struck just before 3 p.m. about 1 mile west of Piedmont in Alameda ...

SAN RAMON — A sense of shakiness in the Tri-Valley only grew Monday morning when three earthquakes rattled the area in the ...

A earthquake with a preliminary magnitude of 2.9 rattled the Oakland hills on Monday afternoon, according to the U.S.

A 3.0-magnitude earthquake struck Contra Costa County early Monday morning, according to the U.S. Geological Survey.

The Florida Museum of Natural History recently published “The Butterflies of California,” an online book that contains a ...