Watching violent movies makes teenagers more aggressive, and that violence is almost always associated with sex, drinking and smoking. Violent characters in PG-13 movies are as likely to indulge in violent activities as those in R-rated flicks.
Delays in processing blood screening samples for newborns could be putting millions of infants at risk for disabilities or even death. Guest host Celeste Headlee talks with Ellen Gabler of the Milwaukee Journal Sentinel, who investigated the screening track records of hospitals around the country.
Earlier efforts to use gene therapy to treat a rare immune disorder in young children failed when some of the children got leukemia. Scientists say they think they may have figured it out, with eight children now living normal toddler lives.
That difference translates to about $550 a year, according to a new meta-analysis of studies evaluating the retail costs of food, grouped by healthfulness. It's chump change for middle-class eaters, but a big gap for low-income families. Researchers say that's a problem that can be solved.
A preview of Radiolab's live show Apocalyptical: dinosaurs, death, destruction... plus cinematic live scoring and comedic mayhem from Reggie Watts and Kurt Braunohler. Feast your eyes on more video -- including a cut of the full show! -- at radiolab.org/live.
Scientists' obsession with one particular man - and with the tiny scraps of evidence left in the wake of his death - gives us a surprisingly intimate peek into the life of someone who should've been lost to the ages.