Lie detectors can tell if you're nervous - like, you know, when you're being grilled by the police. Fingerprints, ballistics, blood spatter - it's all a lot more iffy than you might think. Except DNA, but don't tell O.J. that.
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Lie detectors can tell if you're nervous - like, you know, when you're being grilled by the police. Fingerprints, ballistics, blood spatter - it's all a lot more iffy than you might think. Except DNA, but don't tell O.J. that.