How Phones Alerted Millions Before Quakes Shook Venezuela

“Venezuela does not have a national early warning system of its own, but people with Android phones received alerts from Google’s Earthquake Alerts system, which can pull data from more than two billion phones equipped with built-in accelerometers. The same sensor that detects rotation on the screen can also sense vibrations from seismic waves. Google […] The post How Phones Alerted Millions Before Quakes Shook Venezuela appeared first on Human Progress.