Here's How Ejaculation Actually Works 

Ejaculation may feel like a glorious mess, as uncontrollable as an avalanche or a runaway train. In reality, it’s a tightly choreographed court dance: integrating three different branches of the nervous system, triggering cascades of contractions in smooth and striated muscles, all accompanied by the electrical storm… »10/23/15 2:10pm10/23/15 2:10pm

Lamar Odom's "Natural" Erection Supplement Probably Contained Actual Viagra

Lamar Odom came off life support and regained consciousness today after collapsing while visiting a brothel in Nevada. The apparent culprit(s), according to the Nye County sheriff: cocaine combined with 10 tabs of natural “sexual performance enhancer supplements” — a.k.a. “herbal Viagra.” But it’s possible those… »10/16/15 7:49pm10/16/15 7:49pm

How Lurking Predators Changed the Size of the Mosquitofish's Genitals

Female mosquitofish give birth to tiny babies, like the guppies you may remember from your third-grade aquarium. That means male mosquitofish don’t spawn: if they’re going to be dads, they need to use a modified fin (called a gonopodium) to inseminate their mate. And sex with a long, stiff fin demands a daunting level… »8/25/15 11:30am8/25/15 11:30am

This Surgical Procedure Restores Sensation to the Penis by Remapping the Brain

Guys, imagine for a moment what life would be like if you couldn’t feel your penis. That can happen to men with some kinds of spinal injuries, or who were born with a condition called spina bifida. Their penises can still sense touch, but a break in the spinal cord means the signal never makes it to the brain.
»8/21/15 3:26pm8/21/15 3:26pm

Women Really Don't Notice Details About Your Penis

We’ve seen it in study after study: men worry about what their penis looks like. Is it too short? Too long? Too thin? Is the glans too fat? Will that birthmark be a deal breaker? Relax. A study published in the Journal of Sexual Medicine last month suggests that women don’t really notice those details.
»8/06/15 10:53am8/06/15 10:53am

Her Majesty Queen Elizabeth II is showing the world sketches of penises and vulvas.

Her Majesty Queen Elizabeth II is showing the world sketches of penises and vulvas. Admittedly, they’re penises and vulvas that Leonardo da Vinci drew around 1508, which makes them art instead of crotch shots. Check ‘em out at the oh-so-proper Royal Collection Trust website. »7/12/15 11:00am7/12/15 11:00am