Scientists listening to underwater microphones have detected an unusual swarm of earthquakes off central Oregon.
More than two dozen aftershocks have shaken Reno today as a nine-week-long swarm of temblors prompted some residents to spend nights outside in campers and trucks.
A strong 6.6-magnitude earthquake struck Thursday near the Aleutian Islands in southwestern Alaska.
As the nation marveled over a rare magnitude 5.2 earthquake that startled Illinois residents early this morning, earthquake experts weren’t all that surprised by the temblor, they told ABCNEWS.com.