This gradual accumulation and release of stress and strain is now referred to as the "elastic rebound theory" of earthquakes. Most earthquakes are the result of the sudden elastic rebound of ...

A magnitude 6 earthquake struck eastern Afghanistan near the border with Pakistan just before midnight local time on Sunday, according to the United States Geological Survey. Several aftershocks ...

The first earthquake struck while the town was still asleep. Around 2:00 am on Dec. 16, 1811, New Madrid—a small frontier settlement of 400 people on land now located in Missouri—was jolted awake.

Add Yahoo as a preferred source to see more of our stories on Google. Another 2.3 earthquake shook East Tennessee on July 27, according to the United States Geological Survey. The minor earthquake had ...

Global distribution of natural and induced seismicity. Natural earthquakes with moment magnitude higher than 5 are color-coded according to their hypocenter depth (upper right colorbar, U.S.

Earthquakes usually strike without warning. But sometimes they come in clusters — dozens or even hundreds of small quakes concentrated in one area over days or weeks. Geologists call these clusters ...