Here's why experts are warning California about 'The Big One'

Science

Here's Why Experts Are Warning California About 'The Big One'

By USA TODAY

The most significant seismic event in California's history – an earthquake of 7.9 magnitude – occurred in 1857 and ruptured about 225 miles on the San Andreas Fault. That earthquake, dubbed the last "Big One," killed two people and produced shaking t ...Read more