Secrets of the Sexes

Are men and women's brains wired differently?
A new BBC One series delves into our minds to find out how we think and fall in love.

Brainsex

Men and women are just the same. Just as caring, just as promiscuous, just as good at a three point turn. Aren't they?The results of a new BBC sex survey of 500,000 people from around the globe - the largest ever carried out - provide very revealing answers. And five men and five women are put through a unique battery of experiments to uncover the real differences between the sexes.

Attraction

Can science predict sexual attraction? In a ground-breaking experiment, a team of scientists orchestrate a unique speed date with a hundred singletons to test their theories - with unexpected results. The scientists analyse our speed-daters bodies, faces, and psychological and social profiles to find out what the key predictors of sexual chemistry really are.

Love

Half of all new marriages end in divorce but scientists say they've found the secret of long lasting love. They claim they've identified how love works and can even tell which marriages will make it. If so, can they save couples whose relationships are on the brink of collapse?