The latest episode of Glee brought viewers yet another tearfest: Quinn quivering tearfully when boyfriend Sam breaks up with her; Sue blinking away tears while singing “This Little Light of Mine” to hospitalized children; Rachel tearing up after a compliment from ex-boyfriend Finn; and a Justin Bieber serenade driving some glee club members into an emotional, teary frenzy.

 

It was enough to make a person wonder: Do tears serve a purpose beyond the obvious expression of emotion?

A study published recently in Science takes us a little ways toward an answer. Investigators found that the smell of tears triggered neither sadness nor empathy in men, but it did make them feel less attracted to women. Men exposed to the scent of fresh emotional tears experienced decreased testosterone levels and less activity in brain areas involved… More…