June 27, 2013 Being able to throw stones with power and precision must have been fun for humans' early ancestors. It was essential, too, since we lack the the fangs and claws of other predators. A recent study suggests the ability to fire rocket fastballs depends on shoulder anatomy that chimps don't share.
June 26, 2013 An experiment with runners in the Italian Alps finds that extremely long races don't always lead to more muscle fatigue than those that were merely very long. Smart pacing and strategic naps help ultramarathoners cope with the challenges.
June 26, 2013 Researchers are trying to figure out if it really is possible to be addicted to food. A study of brain activity finds there's more going on in areas linked to reward and addiction after people drink a shake with lots of refined carbohydrates. But it's not clear how that factors into overeating.
June 26, 2013 The vast majority of the animals are used in studies of things like genetics and behavior. But in recent years, the scientific community has begun to feel even these studies are unnecessary.
June 24, 2013 A technology called adaptive optics is enabling astronomers to peer into space as never before. The specialized telescopes, which have mirrors that can adjust their shapes up to 1,000 times per second, compensate for the blurring that happens when light passes through Earth's atmosphere.
June 20, 2013 From savoring a morning coffee to lighting a candle each night, people employ rituals all over the world. NPR science correspondent Shankar Vedantam speaks with behavior scientist Francesca Gino and Slate columnist William Saletan about the role of rituals in human life.