Both quakes struck near San Martin; the first one was recorded at 12:35 p.m., the U.S. Geological Survey said.

A 3.4-magnitude earthquake has shaken the San Francisco Bay Area. It was centered about 5 miles east of San Martin in Santa Clara County, according to preliminary data reported by the U.S. Geological ...

While Greece is in a highly seismically active area, it's extremely rare for any part of the country to experience such an ...

Santorini, the popular Greek holiday island, is taking emergency measures in response to intense seismic activity.