Residents of ShantiNiketan, a retirement community near Orlando, Fla., walk in a Hindu religious procession. Courtesy of ShantiNiketan Inc. hide caption

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Think of human relationships as entanglements. How do they bind you; how do they reveal who you really are? Daniel Horowitz for NPR hide caption

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By measuring activity in different parts of the brain, neuroscientsts can get a sense of how some people will respond to treatments. John Lund/Getty Images hide caption

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Rob Donnelly for NPR

Psychologists say spanking and other forms of corporal punishment don't get children to change their behavior for the better. Science Photo Library/Corbis hide caption

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Does she really think you're funny, or is she just being polite? Jon Feingersh/Getty/Getty Images/Blend Images RM hide caption

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When researchers at Weill Cornell Medical College scanned teenage brains, they found that the area that regulates emotional responses has to work harder to keep impulses in check. Courtesty Kristina Caudle/Developmental Neuroscience hide caption

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Play now, pay later: consistency matters when it comes to kids and sleep. hide caption

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Eye contact may prove persuasive only if a person's already on your side, a study finds. hide caption

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