There's biology in everything, even when you're feeling spiritual.

Of all the foods we share, there is nothing more primordial than meat. It's no surprise that meat-eaters still want a partner who will give, receive and share this primordial symbol of a budding partnership.

Women are naturally prone to compete over their mates.

I was married and divorced at 23.

Research shows that couples who have a lot of similarities, including intellectual compatibility, end up staying together.

As social animals, we need to exchange juicy tales about someone - to connect with one another. For millions of years our forebears must have sat around the campfire, whispering about everyone they knew.

Natural beauty really entices men. They will tell you this time and time again, and studies consistently prove it.