Istanbul’s historic buildings, including the Hagia Sophia and Basilica Cistern, are at risk from a major earthquake on the Anatolian fault line.

Unlike conventional systems that use dedicated, expensive seismic instruments, Google's Android Earthquake Alerts system leverages the sheer scale of smartphones, which continuously collect motion ...

If you're in an earthquake-prone area and own an Android phone, it could save your life. It may even have already done so.