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Possible cheating probed at national Sudoku match
Officials at national Sudoku tournament probing suspicions of cheating by 3rd-place finisher Officials of The Philadelphia Inquirer National Sudoku Championship are investigating suspicions ...
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Yawning toons make an ape gape
Computer animations of yawning chimpanzees provoke the same irresistible grins in real chimps, according to an unusual study released Wednesday. "Contagious yawning" is ...
