California has dozens of earthquakes every day. Most are below 3.0 magnitude, so small that they aren’t felt. But a few, like the 1906 San Francisco earthquake, are massive, capable of widespread ...

A near-certain disaster looms for California, but there are real things people can do to prepare. Here's what to know about ...

As Utah prepares for an overdue, big earthquake, University of Utah seismologists found that current seismic hazard models ...

Is a 5.8 magnitude earthquake a big one? Though what is considered a big earthquake varies, significant damage to buildings starts at 6.1 to 6.9 magnitude earthquakes, according to Michigan Tech ...

A 5.2-magnitude earthquake struck near Semnan in northern Iran, an area already experiencing heightened tensions due to the ...

"When is the next big earthquake coming? Do you know where? When should we get ready?" Goulet, director of the U.S. Geological Survey's Earthquake Science Center in Los Angeles, told USA TODAY.

Colorado has the potential for much larger earthquakes than a 2.9 quake in Dacono on June 13. Here's what to know and when the last earthquake was.

Q: Why is that? A: A colleague of mine likes to say that the comparison between big and small earthquakes is like the difference between sharks and cows. Think of big earthquakes like sharks and ...