From Fight Club to Gladiator, many films feature characters described as 'alpha males'. But did you know that there are actually six categories of men? According to scientists, all men are either ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Two gray wolves (Canis ...

The Endless Thread team looks at the history of the concept of the alpha male and talks with the author credited with popularizing the idea about whether it really has any application when talking ...