Newest Earth science mission could extend the accuracy range of weather forecasts, fine-tune flood forecasts.
The tragedy sparked a decade of improvements to our tsunami warning system.
The just-released seismic resiliency plan for Los Angeles goes beyond just saving lives; it hopes to ensure that the nation's second-largest city will still work after a magnitude 7.8 earthquake.
Five seconds before the South Napa Earthquake struck, UC Berkeley’s ShakeAlert detected the quake.
After the massive destruction of the 1971 Sylmar earthquake, state lawmakers passed a law to prevent new buildings from being developed on top of active earthquake faults. But that requires knowing where they are. Mapping earthquake faults is both time-consuming and costly, and the state has a long way to go.