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Sexual Selection
How deep is your kink?
In his book, "Birds, Sex and Beauty," Matt Ridley explores why learning isn't always nature versus nurture.
Over the past two decades, the proportion of those who identify as bisexual increased from 1.2% to 4.5%.
Only have sex with a person you love — a novel concept!
Turning off a gene called “Myc” has a surprising effect in male fruit flies: They start courting other males.
It's not about leaves in tall trees.
It's the clitoris, stupid!
A large study links pornography use to decreased sexual performance for men and increased sexual performance for women.
A study finds that sex is "moderate intensity physical activity," similar to light jogging or leisurely swimming.