Santorini is at the center of a mystery: Why do earthquakes keep shaking the island?
The Greek island has a long history of earthquakes, but what is causing the recent series of quakes has scientists perplexed.
San Antonio-area town hit with back-to-back, large earthquakes
Another earthquake has rattled a South Texas town near San Antonio, showing a continued trend upward in both frequency and strength of earthquakes in area.