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

One night in 373 BCE, the earth beneath the Greek city of Helike groaned and cracked. As homes crumbled and temples collapsed ...

A powerful magnitude 7.5 earthquake struck off Russia’s Kamchatka Peninsula early Sunday, just 19 minutes after a 7.0 quake ...