A column about the science of sex. Contact me about The Sex Files at popsci [dot] thesexfiles [at] gmail [dot] com
Could Scientists Have Found a Gay Switch?
Rape Results In More Pregnancies Than Consensual Sex, Not Fewer
Strong Hands and Voice Pitch Really Are Signs of Fertility
What Our Eyes Say About Our Sexual Preferences
After Decades of Mystery, Has the G-spot Been Found?
The Surprising Phenomenon of Exercise-Induced Orgasms
Does a Splash of Red Make a Woman More Attractive?
How Men Can Decode Women’s Menstrual Cycles
Can Animals Really Be Gay?
What is the Point of the Female Orgasm?
The Science of Gaydar
The Sex Files: Why Sex with Creatures from the Future is a Bad Idea
The Sex Files: The Psychology of Semen, Part Two
The Sex Files: Does Semen Act as an Antidepressant to the Recipient?