Brothers Eric (from left) and Tom Hoebbel have the same genes, but they couldn't be more different. Courtesy of Tom Hoebbel hide caption

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Siblings Share Genes, But Rarely Personalities

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How To Win Doctors And Influence Prescriptions

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Through the lens of evolution, a belief in God serves a very important purpose: Religious belief set us on the path to modern life by stopping cheaters and promoting the social good. iStockphoto.com hide caption

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Is Believing In God Evolutionarily Advantageous?

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When The Levees Broke: The rate of suicide in 2008 and 2009 in Orleans Parish was about twice as high as it was the two years before the levees broke.  Above, the 17th Street Canal Levee. Mario Tama/Getty Images hide caption

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Traces Of Katrina: New Orleans Suicide Rate Still Up

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Is This Evolution? This is just one version of the iconic illustration of evolution, but reporter Alix Spiegel believes this type of depiction doesn't tell enough of the story of what truly makes us human. Giovanni Caselli hide caption

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When Did We Become Mentally Modern?

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We know relatively little about whether the pain that follows a loss is, in a health sense, necessary. iStockphoto.com hide caption

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Is Emotional Pain Necessary?

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Voice blindness, or phonagnosia, is a rare disorder that has to do with how the brain processes voices. iStockphoto.com hide caption

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'Voice Blind' Man Befuddled By Mysterious Callers

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Don't be so sure that playing music to your baby will make him or her smarter. iStockphoto.com hide caption

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'Mozart Effect' Was Just What We Wanted To Hear

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Though people with Williams Syndrome are known for being hyper-social, the disorder has many other facets, some of which are incredibly isolating. iStockphoto.com hide caption

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A Genetic Drive To Love, Yet Distanced By Differences

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A Life Without Fear

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Isabelle, 9, has a rare genetic disorder called Williams syndrome. One of the symptoms is that people have an inability to distrust anyone, even strangers. Isabelle often picks at her hands as a means of relieving stress. Jesse Neider/for NPR hide caption

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When The 'Trust Hormone' Is Out Of Balance

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