Mary Roach Teaches Us 10 Things You Didn’t Know About Orgasm

Mary Roach—author of sexy science tome "Bonk" and the first person to star in an ultrasound porno—has learned a lot about sex over the past few years...and she wants to tell all. And during this year's TED Talks, she got her chance.

Yes, while others were presenting on India's future and the mathematics of war (and—sigh—spreading misinformation about porn), Mary took it upon herself to school her colleagues in the science of orgasm. Her talk just got put up on TED's website—and trust us, we're pretty sure it was the highlight of the whole shebang. Check it out below (though, fair warning, it's about 20 minutes).

· Mary Roach: 10 things you didn't know about orgasm (ted.com, via Violet Blue)
· Q&A with Mary Roach: Revealing the science of sex (blog.ted.com)