Chimps prove that human generosity is an ancient trait. "Is selfless behavior in humans a unique evolutionary development? For years, studies designed to test prosociality, or altruism, in chimpanzees have presented them as 'reluctant altruists' that are indifferent to the welfare of their fellow chimps. But now it seems that chimps care more for their fellow apes than we realized."

Retractions Of Scientific Studies Are Surging. And retractions related to fraud rose more than sevenfold between 2004 and 2009. Keep track with the Retraction Watch blog.