SONOMA COUNTY, CA - Saturday night, a preliminary 2.3 magnitude quake was detected near The Geysers, according to the U.S.

Eastern California is the perhaps the best place in the country to learn geology. The deserts beyond the Sierra Nevada host glacial features, volcanoes and rivers. Beautiful stratigraphic layers are ...

SONOMA COUNTY, CA - Friday morning, a preliminary 3.2 magnitude quake was recorded near The Geysers, according to the U.S.

During 35 years of teaching geology at UCSB, Art Sylvester led more than 300 field trips, mostly across Southern California, providing the professor repeat lessons on the region’s many ridges, canyons ...

California’s state geologist has concluded that an active earthquake fault is underneath a massive proposed skyscraper project in Hollywood, setting the stage for a huge battle at City Hall over ...

A 3.2-magnitude earthquake struck Northern California, just near Sonoma County, early Friday morning, according to the U.S.

Assembling California by John McPhee, Farrar ,Straus and Giroux, $21, 304pp. This is the fourth and last of John McPhee’s books on American geology, named collectively “Annals of the Former World.” ...

A preliminary magnitude 3.0 earthquake was recorded north of Borrego Springs Wednesday night, according to USGS.

Once upon a time, when roads were less crowded and freeways filled the need for speed, people often stopped their cars at roadsides to look around. That was decades ago, and many California drivers — ...

The earth and geologic time. Earth materials -- Geologic time -- Plate tectonics -- Southern California through geologic time. Overview of the geologic history of Southern California -- Proterozoic ...