California unveils early warning earthquake app
Los Angeles (AFP) Oct 17, 2019
California on Thursday launched the country's first earthquake warning system in the hope that residents will be alerted within seconds of a possible impending disaster and can "drop, cover and hold on." The app, created by the University of California, Berkeley, and unveiled on the 30th anniversary of the deadly Loma Prieta quake, uses ground motion sensors located across the state to detec
