A recent obituary in the Chicago Tribune mourned the death of facts. But are they truly dead? iStockphoto.com hide caption

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Keith Ballard, right, of the Vancouver Canucks is tripped by Colin Fraser of the Los Angeles Kings for a penalty during game in Los Angeles on April 18. Researchers studying hockey penalties found that teams wearing black jerseys were far more likely to draw penalties than teams wearing other colored or white jerseys. Harry How/Getty Images hide caption

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Gorillas are fine with being herbivores, like this one at a Seattle zoo. But humans evolved as omnivores. Is diet destiny? Ted S. Warren/AP hide caption

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Bo Van Pelt celebrates his hole-in-one during the final round of the Masters on April 8. New research suggests that golfers may be able to improve their games by believing the hole they're aiming for is larger than it really is. Andrew Redington/Getty Images hide caption

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Survey participants in a UCLA study were asked to look at pictures of a hand holding different items and guess how tall, how big and how muscular the person connected to that hand actually was. Karen Bleier/AFP/Getty Images hide caption

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