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Special Report

An Essential Guide to the U.S. East Coast Earthquake

On August 23, 2011, a rare, magnitude 5.8 quake struck in Virginia and jolted the East Coast. Here are stories about the event and background on earthquake science

The Threat of Silent Earthquakes

A lack of rumbling does not necessarily make an earthquake harmless. Some of the quiet types could presage devastating tsunamis or larger, ground-shaking shocks

September 15, 2008 — Peter Cervelli

The Earthquake App -- circa 1859

Okay, so we all had a swell time: the floor starts jiggling like a jello-mold, and those of us who didn't run outside ran to Twitter, and it was on .

August 24, 2011 — Scott Huler