There is a difference between faults and fault lines. The USGS explains a fault is a three-dimensional surface within the ...

BOSTON - An earthquake felt in Boston, Massachusetts on Monday was centered off York Harbor, Maine according to the United ...

A magnitude 3.9 earthquake was measured near Norris Geyser Basin in Yellowstone National Park on Tuesday evening. It's the ...

Another earthquake was detected off the coast of New England early Wednesday morning, the U.S. Geological Survey reported.

A record-breaking deep earthquake registered in May 2015 offshore of Japan likely was not a tectonic event but triggered by a ...

Experts say that while it has been quiet after Monday's quake, the risk of one or more aftershocks is not out of the question ...