Add Yahoo as a preferred source to see more of our stories on Google. After the biggest earthquake to hit Southern California in 20 years struck in July, a powerful fault line that could cause a ...

Earthquake faults deep in the Earth can glue themselves back together following a seismic event, according to a new study led by researchers at the UC Davis. The work, published Nov. 19 in Science ...

Do you recall the July earthquakes in Southern California earlier this year? Beginning on Independence Day, a 6.4-magnitude foreshock shook Ridgecrest, leading to a 7.1-magnitude main shock 36 hours ...