Bigger may be better, but when it comes to a partner's sexual satisfaction, size is pretty low on the priority list

Straight men look at penises? Fat women are preferable to scrawny ones? Researchers explain their amazing finds

Feminist filmmaker Erika Lust on her new crowdsourced project, XConfessions, and what it means to make ethical porn

Intense manscaping and injections of Caverject are just a few of the ways porn stars are far from your average dude

The show is set in the '70s, but speaks to today's social dynamics and perception of who is allowed to have fun

From a fish with genitals on its head to four-headed privates, we bring you more odd trivia about the male member

More actors are seen going commando and full-frontal: Is this a sign they're relinquishing their masculinity?

We're living in a boom time of feminist comedy, but only Ilana makes being a young woman in America look this fun

Why do men love to see women kissing? It's about self-loathing -- and the lusciousness of the female body.

Every guy worries about the size of his unit. Imagine the added pressure of being black

“Think the size and shape of a sewing thimble soft, wine cork erect"

Men talk intimately, humorously and with great honesty about their most private part.

Only one man in 100 reaches beyond the 5-to-7-inch average. Why are men lying, and why do women expect more?

Racy books that are also artful can be the best gift of all.

What's wrong with just showing the real thing?