From 2006 to 2010, six teams of earthquake-studying scientists engaged in a friendly battle to "Identify the likeliest places where magnitude-4.9 quakes or stronger would occur in seismically active California over a five-year period." Predictions were made and then checked against quakes as they occurred, and "By one measure, three groups that took into account all past quakes regardless if they were big or small fared better than the rest." [AP]
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