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Last updated on April 24, 2014 at 21:24 EDT

Latest Jerald D. Kralik Stories

2011-06-08 21:38:13

Almost universally, red means stop. Red means danger. Red means hot. And analyzing the results in the 2004 Olympics, researchers have found that red also means dominance.  Athletes wearing red prevailed more often than those wearing blue, especially in hand-to-hand sports like wrestling. Why? Is it random? Is it cultural? Or does it have evolutionary roots? A new study of male rhesus macaques strongly suggests it's evolution. "The similarity of our results with those in humans suggests...