One Weird Trick Female Animals Use to Control Who Gets Them Pregnant

Much like the United States Congress, the history of science is overwhelmingly white and male, and unsurprisingly, this has led to a pretty significant lag time in scientific understanding of things that relate to women. When it comes to animal sexual selection, we know a lot about how and why males compete for female… » 2/19/15 2:10pm 2/19/15 2:10pm

Cool Pope to Catholics: Don't Be Selfish, Breed Like Rabbits!

Last month, Pope Francis won the hearts and minds of many nonbelievers when he told reporters that having too many children is an irresponsible choice and that just because humans could breed like rabbits, they probably shouldn't. Now, after he's come under fire from Catholics around the world, he's changed his mind. » 2/11/15 12:50pm 2/11/15 12:50pm

Educational Video Remix Makes Fertilization Look Like a Video Game

If more of the educational videos kids watched about a sperm's magical luge ride through the Fallopian tubes looked and sounded like this, you can bet someone would have made a "Journey of the Sperm" video game by now. It could still be a great game, but only if it were an ongoing MMO tournament that restarted every… » 12/29/13 5:00pm 12/29/13 5:00pm

Albuquerque Voters Say 'Hell No' To Abortion Ban

Yesterday, a proposed ban on abortions after 20 weeks of pregnancy was rejected by voters of Albuquerque. We're not talking a polite "it's not you, it's me" kind of rejection. We're talking changing your phone number-level rejection. We're talking Moving To Another City Without Telling You kind of rejection. Here's… » 11/20/13 11:40am 11/20/13 11:40am

Poll Reveals America Thinks Women Should Have Babies By Age 26

Sometimes, as a woman, I find myself adrift on a rudderless sea of indecision bereft of the opinions of others weighing in on my conduct. How should I dress? Should I be thin or what? Should I do anything to my face to make it look different? How should I conduct myself sexually? How should I age? When should I talk?… » 11/11/13 6:00pm 11/11/13 6:00pm

Teens Are Having Fewer Babies Than Ever. Chill Out About Twerking.

Freaking out about teen girls having teen sex is as American an institution as packing one's overtaxed colon full of heavily processed meats during football games. But reality paints a different picture than the pearl-clutching; for the severalth year in a row, all that sex teens are supposedly having due to TWERKING… » 9/06/13 5:00pm 9/06/13 5:00pm

New research suggests women can make sperm, and men can make eggs

What started as an investigation into developmental mouse biology has become a lot more than that. Biologist Katsuhiko Hayashi discovered a way to turn mouse skin cells into sperm and egg cells — and actually used these modified cells to create a living baby mouse. The question is, can it work in humans? » 8/21/13 9:59pm 8/21/13 9:59pm

Teach Your Kid to Love Herself and Others Through Children's Books

The children's literature market has come a long way since (the ever wonderful and important) Pat the Bunny. These days, kid's tales tackle topics from adoption to egg donation — and they do it in giant books with adorable, full-color illustrations. Basically, if you're looking for something to explain to your… » 4/10/13 10:00am 4/10/13 10:00am

When Did Our Early Ancestors Figure Out Sex Makes Babies?

The most popular question of 2012 on Slate's "The Explainer" was "Why do rich ladies sunbathe topless?" After that important exercise in investigative journalism was completed, Slate doubled back to answer another high-ranked question that's a modicum more interesting, although the interested parties could probably… » 1/12/13 4:30pm 1/12/13 4:30pm

How To Tell Your Friends (and Boyfriend, and Gynecologist, and Nosy…

By now, many people have seen Jonathan and Ivory's very cute, She & Him-esque breakup video, where the World's Most Adorable Couple announce the demise of their adorable long-term relationship. It's not that they don't get along-they do! It's that Jonathan is all, "I wanna have babies," and Ivory is all, "I don't… » 12/18/12 3:40pm 12/18/12 3:40pm

Mexican Fish Penis Bears Terrifying Resemblance To Se7en's "Lust"…

Um! If any girlfish are reading this, please beware when you come across male freshwater llanos mosquitofish, otherwise known as Gambusia quadruncus. The evolution of the females of this Mexican species has given them a large ball of tissue that blocks most of their genital canal in order to allow them to keep away… » 9/29/12 2:40pm 9/29/12 2:40pm

Get Your Jizz While the Getting's Good: Sperm Quality and Quantity Is…

In some parts of the world, there has been a considerable decline in sperm quality and quantity in recent years, according to reports from sperm banks as well as evidence from scientific research. The cause is not yet known, but some are pointing pollutants and a "modern Western lifestyle," which includes cellphones… » 8/29/12 12:00pm 8/29/12 12:00pm

About 1 in 13 Pregnant Women Have Trouble Not Hitting the Sauce

Despite vigorous headshaking from healthcare professionals who don't live in Denmark, 1 in 13 women still drink even when they're pregnant. A CDC report released Thursday found that 51.5 percent of non-pregnant women ages 18-44 said they had used alcohol in the past 30 days, with 7.6 percent of pregnant women in that… » 7/19/12 9:15pm 7/19/12 9:15pm

Everybody Calm Down, Drinking When You're Pregnant Is Just Fine

According to new research from (duh) Europe, pregnant women who cave to the siren's call of a glass of wine or four don't necessarily put their future babies at risk for cognitive problems, at least early in life. Unfortunately, a distended pregnant abdomen may make it difficult for others to take body shots off of… » 6/20/12 7:00pm 6/20/12 7:00pm

Are Genetic Ménages à Trois the Future of In Vitro Fertilization?

File this under "Future Very, Very Rich People Problems" — a British medical panel ruled today that a method of in vitro fertilization that seeks to eliminate inherited genetic diseases by introducing a third set of DNA to the mix is ethical as long as it's safe and effective. And as long as all parties agree on… » 6/12/12 11:55am 6/12/12 11:55am