Scholars from the University of Sao Paulo asked 1,410 Brazilian women about their cosmetics ... asked to complete surveys to measure their “Dark Triad” traits —machiavellianism, narcissism ...

Have you ever been involved in a head-on collision? Have you ever witnessed one? People who survive or even observe head-on ...

The study found that the amount of makeup a woman wears — or rather, doesn't wear — may reveal if she is a psychopath. The researchers surveyed 1,410 Brazilian women about their makeup usage habits ...