Aftershocks from devastating earthquakes in the 1800s near the Missouri-Kentucky border and in Charleston, South Carolina, may still be occurring, a study found.

Less than a week after a larger earthquake rattled The Garden State, a magnitude 2.6 aftershock took place in New Jersey on Wednesday, the United States Geological Survey is reporting.. The ...

After a 7.0 magnitude earthquake shook off the coast of Northern California on Thursday, it was followed by dozens of moderately strong and mild aftershocks, according to the U.S. Geological Survey.

Experts say aftershocks are common after an earthquake and they may also be a positive signal indicating the release of built ...

In the 1800s, some of the strongest earthquakes in recorded U.S. history struck North America’s continental interior. Almost two centuries later, the central and eastern United States may still ...

Aftershocks are minor readjustments made near the faults, or areas where stress occurs during the earthquake. Aftershocks can occur in the thousands and can still be damaging or deadly.

Study suggests people cognitively impaired after crises. Feb. 15, 2012 — -- It probably didn't seem that way at the time, but when a devastating earthquake leveled parts of Christchurch, New ...

Aftershocks normally follow a large earthquake, but they are rarely as powerful as the 7.5 magnitude tremor that came after the 7.8 shock in Turkey on Monday.

After the shock of an earthquake, aftershocks can wreak serious havoc too. These subsequent quakes can last for weeks and months, and while scientists have developed models to try to detect their ...