Northwestern Medicine professor Alice Dreger writes in Pacific Standard that although gender roles are largely socially constructed, there is a strong genetic/evolutionary basis for them as well.

Virgin births: not just for teen Jewish girls hanging out in Bethlehem barns anymore. According to research, almost 1% of American women claim that they, too were unpenetrated by the peen of a man when they became pregnant.

Clearly the First Wives Club was onto something. They can't tell us what to do, they can't tell us what to say, but they may have dried us up at 50 because they started going for the young ladies. Cool.

Photographer, artist, and twin, Julie de Waroquier, created a series of surreal photographs of identcial twins — a project that won first prize in the Emergent Artists Award 2012 and of which she wrote, "[t]wins have always fascinated me, and not only because I have a twin brother. They are almost magic, and yet they…

Wild Sex, the new web series created by blogger and animal sexpert Dr. Carin Bondar, seems like a pretty good combination of everyone's two favorite topics — animals and strange sex stuff — at least according to Scientific American's Christie Wilcox, who gushes, "When it comes to salacity, this series has it all."…

While it's messy and a general pain, being on your menstrual cycle can be such a handy excuse. Remember when it would get you out of gym class? All you had to do was tell your P.E. teacher that you were on the rag and BOOM you were on the bench instead of playing ultimate frisbee with your fellow classmates. And now,…

While winning a Grammy carries less and less clout by the year, there are still some honors a musician can achieve that actually mean something — the honors just happen to have nothing to do with music and everything to do with plant life. Scientists at Duke University have recently named 19 species of fern for Mama…

In Aesop's famous fable, the tortoise defeats the hare in the race because he proceeds slowly and steadily. But now, information about turtles is giving rise to a new theory: the tortoise won because he's got a huge wang and didn't need to prove anything to anyone.

A plan to make the physical requirements more difficult for aspiring female US Marines by requiring full pull-ups has been postponed indefinitely. And as it stands now, women interested in becoming lady Leathernecks must meet lower physical standards than their male counterparts. But for jobs that require brute…

Today the National Geographic Society announced the recipient of the 10,000th grant it's given in its 123-year history: 32-year-old conservation biologist Krithi Karanth. We spoke with Dr. Karanth about her work, and about what it's like to be a female scientist both in the US and her native India.

Remember this summer, when Miss America contestants were asked if evolution should be taught in our schools, and everyone except for the pinko commie blue state beauty queens responded as though they were being interviewed for the position of news anchor on Fox & Friends, hemming and hawing as though they'd been…

What's wily like a coyote, but hungry like a wolf? A coyote-wolf hybrid! Scientists have confirmed that these modern-day dire wolves are now sweeping the country, appearing as far east as New York. Biologist Christine Bozarth says the hybrids "should be able to do things like take down deer, which a little, scrappy…