This image shows the location of earthquakes that struck northwestern Iran between August 11 and 13, 2012.
Published Aug 13, 2012A 6.1 magnitude earthquake in Costa Rica shook the country on January 8, 2009. The event triggered landslides which killed at least 20 people.
Published Jan 16, 2009This map shows the location of a large aftershock off the coast of Japan on April 7, 2011.
Published Apr 7, 2011A deadly magnitude 6.1 earthquake struck Bhutan on September 21, 2009.
Published Sep 21, 2009The mountainous topography of southern China reveals something of the tectonic forces that generate strong earthquakes such as one that occurred on July 9, 2009.
Published Jul 11, 2009