Summary:
- Android phones can now detect earthquakes and send early warnings to users before the shaking starts. This is done by using the accelerometers in the phones to detect the first seismic waves of an earthquake.
- The earthquake detection system is part of the Android Earthquake Alerts System, which was developed by Google in partnership with the United States Geological Survey and other organizations.
- This technology can provide valuable seconds of warning before an earthquake hits, giving people time to take cover or prepare. It's a great example of how smartphones can be used for important public safety applications.