Recent studies of stream channel offsets along the San Andreas Fault reveal new information about fault behavior--changing our understanding of the potential for damaging earthquakes.

A spike in mysterious underground rumblings observed on a section of the San Andreas fault near Parkfield, California, could indicate a build-up of stress and an increased likelihood of a major earthquake.

Southern California could be overdue for a major earthquake along the San Andreas Fault, researchers say. A study by scientists at the University of California at Irvine found there were five major temblors along a southern section of the San Andreas Fault in the past 700 years, the Los Angeles Times reported Saturday.