By Jennifer Napier-Pearce
Salt Lake City, Utah – As the devastation in Haiti reminds us, an earthquake can strike without warning and wreak horrific destruction. Despite rapid advances in earthquake science, seismologists still can't predict when the next Big One will hit. On Friday, guest host Jennifer Napier-Pearce talks with seismologist Susan Hough about the ongoing search for a reliable way to forecast the time, location and magnitude of future temblors.