When Ancient Societies Hit a Million People, Vengeful Gods Appeared: A new study suggests that the formation of complex societies came first and that the beliefs in such gods helped unite people under a common higher power.
For Some Teens With Debilitating Pain, The Treatment Is More Pain - 1,000s of teens suffer from a rare chronic pain condition that makes everyday life excruciating. Some are trying a counterintuitive treatment approach: Load up on pain until you learn to ignore it.