CNN: Two researchers argue that climate is the primary driver of aggressionThey say there's a "general trend" between proximity to the equator and violence
One of the uncomfortable facts of life is that some countries - and within the U.S., some states - are more violent than others. Figuring out what makes societies and communities more violent is a big-time quest for social scientists, since if you know what leads to killing, you'll have a better shot at defusing it. Drawing on a host of studies,...