A 3.0-magnitude earthquake has struck near Danville and San Ramon Wednesday morning, the latest in a series of small quakes.
The fault that produced a 4.0-magnitude earthquake in Fremont early Tuesday morning is expected to produce a major earthquake soon.
Geologists say groundwater use for agriculture is increasing the risk of earthquakes on the San Andreas fault.
A method of storing greenhouse gases below ground has prompted a series of earthquakes in Texas.
Solid gold can be deposited in Earth's crust "almost instantaneously" during earthquakes, according to a study published Sunday.
Scientists are studying whether a massive quake could strike both Northern and Southern California in one fell swoop.
What could you do with 15 seconds warning of a big earthquake? How about a minute?
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