Hey, wow, who could've predicted this: a new study on mifepristone and misoprostol, the two drugs taken together to induce an abortion, shows that it's perfectly safe to use a lower dosage of the drugs than the FDA recommends. Doctors have been saying that since at least 2001. It's almost as though their medical… » 1/26/15 9:35pm Monday 9:35pm

For many of us Bill Nye is part of our childhoods, playing that crucial role as educator and illuminator of science when our impressionable minds might not have thought to ask why. With his television show he taught us why science is amazing by examining the details of how everything works, and he continues to be an… » 1/21/15 5:26pm 1/21/15 5:26pm

Men, what would you be willing to give up to live a couple decades longer? Think carefully before you answer. Research has shown that men who are castrated may have significantly longer lifespans. Here's what we know. » 1/08/15 3:59pm 1/08/15 3:59pm

Oh good, something else we can blame on estrogen: severe allergic reactions. » 12/29/14 7:45pm 12/29/14 7:45pm

A new study has found that when you get zebra finches totally wasted, they become noticeably worse at singing. They probably think they sound awesome, though. Then they probably want to fly somewhere to get little bird-sized burritos before crying into a bird-sized phone to some ex-birdfriend, before spending the rest… » 12/29/14 7:15pm 12/29/14 7:15pm

Hint: It wasn't Superbowl Sunday. » 12/21/14 8:20pm 12/21/14 8:20pm

Humans didn't invent the idea of combining sex and commerce. Plenty of animals are willing to mate, but only if the price is right. Here are 10 animals who will offer sex for reasons other than just preserving the species. » 12/19/14 2:28pm 12/19/14 2:28pm

Because he's a fraud. There I said it. They hate him because he's a fraud and when his advice is checked, it turns out that it's complete bullshit and that chewing saffron extract will do jack all to make you a leaner, meaner sex machine. Is anyone else surprised? » 12/18/14 10:30pm 12/18/14 10:30pm

In terrible, not particularly shocking news for heterosexual women worldwide, Griffith University and the University of Queensland in Australia just announced research demonstrating that women have more empathy in relationships than men. (By the way, I think we can all agree that every great scientific finding begins… » 12/17/14 5:20pm 12/17/14 5:20pm

Listen, drinking all night is not healthy. But it's holiday party season, that perfect storm of open bar and all of your colleagues waiting to see who will be this year's obnoxious, puking, passed out and/or dead person at the party. Don't be that guy. » 12/12/14 5:21pm 12/12/14 5:21pm

First off, let's review the science of drunk. In order to survive…

Gwyneth Montenegro is the author of 10,000 Men and Counting a harrowing account of one woman's sexual escapades while she was working as an escort. Here at Jezebel, we are nothing if not committed to science, so we asked a statistician to run the numbers on how long that whole thing would take. » 12/01/14 7:00pm 12/01/14 7:00pm

How many licks does it take to get to the center of a Tootsie Roll Pop? The world may never know. How many months does it take before a plastic figurine becomes partially "caramelized" in a container of human goo? About eight months. What's the worst part? The smell. The smell. Oh god, the smell. » 12/01/14 5:20pm 12/01/14 5:20pm

House cats often appear aloof and indifferent toward their human companions. But it's not just an act — they actually don't care. A recent study of the domestic cat genome reveals why. » 11/28/14 7:06pm 11/28/14 7:06pm

It's the day after Thanksgiving, which means that it's time to start thinking about Christmas. And if the people that matter to you don't have an Amazon wish list, you might consider doing all of your shopping at UPS, where you can now have a dildo 3D printed for you. » 11/28/14 2:30pm 11/28/14 2:30pm

The United States prides itself on being a country of animal lovers. But when it comes to the ethical treatment of lab animals, few countries perform worse. Here's how the U.S. practices measure up to the rest of the world. [UPDATE: io9 has editorial concerns with this article.] » 11/26/14 4:38pm 11/26/14 4:38pm

Economists routinely get away with saying things that would be considered outrageously misogynist in other contexts. Is economics the worst academic field for women? Stony Brook University finance professor Noah Smith has an article on Bloomberg today laying out the evidence. » 11/21/14 5:39pm 11/21/14 5:39pm

Scientists have just returned from studying king penguins and they've learned quite a bit. In fact, they brought you a souvenir video. Please enjoy this lesson about the seals and the penguins. (And how incredibly cruel the animal kingdom can be and also feel inspired to do something different tomorrow; something that… » 11/17/14 9:00pm 11/17/14 9:00pm