Whether four-headed, double-jointed or even 40 times the size of its body, animal genitalia tells a species' story

I sing, for my daughter, of shanks and shafts and the endearing contrast between the mind's affairs and the body's undiscriminating inclinations.

Women outlive men by five years on average — in part because men don't educate themselves about their health

I know the woman across the way sits in the darkness of her place and watches me.

My husband's prostate problem means that our lovemaking is, unfortunately, all about me.

The most jaw-droppingly bad lyrics of 2008.

The FDA has just approved Eros, a tiny suction device that increases blood flow to a woman's clitoris.

"Clients aren't paying for sex. They're paying for therapy," explains one IPSA-licensed surrogate partner

The classic sex manual -- "Updated for the 21st Century!" -- offers good advice but has a fetish for underarm hair and a very unsexy cheeriness.

The radio host comes under fire from two big names in American politics: Powell and Reagan.

A new drug being tested could provide erections that last an entire day.

Male nude models have a special problem female models don't: What to do if they get a woody?

The eighth-best sex scene of the year is a steamy encounter between a painter and his personal assistant

Journalist Mark Halperin has been accused of sexual harassment by five women while he worked at ABC News