At Vanderbilt University, where researchers debuted a smartphone app that locates snipers, a boneless girl was helped to grow bones. “My goodness,” said her doctor. “To go from no bones to bones.” It was determined that clinicians express less empathy with fat patients and that the brain can differentiate joyous laughter from mocking laughter and ticklish laughter. Female brown-headed cowbirds whose song-control systems were chemically lesioned became undiscriminating about the propriety of males’ songs. The sensory neurons of birds were found to contain “mysterious” microscopic iron balls. Tightening the grip on the delivery organ causes precocious sperm release in…