What is it about the color red that appeals to men with high testosterone counts? Or, what is it about the color blue that doesn’t? A news release from the Association for Psychological Science reports that researchers at the University of Sunderland recruited 73 men, who were told only that they would be competing against each other and that their performances would be placed on a leaderboard. The men, whose testosterone levels were checked with saliva tests, were given the [...]