Loading ...April 2008
http://www.sciam.com/article.cfm?id=wag-the-dog
Wag the Dog
Emotions are as much a product of our evolutionary heritage as they are our environmental circumstances
By Michael Shermer
The next time you come face to face with a dog wagging its tail, you can make a quick determination on whether to reach out and pet it or step back in deference: check the tail-wag […]