A DNA study of more than 380,000 people has uncovered a surprising role for human genes: helping to determine the age at which you first have sex.
Havoc caused by sexually transmitted diseases convinced our ancestors it would be better to mate for life. Continue reading →
In a new set of guidelines, Pope Francis softens the church stance on divorcees and cohabitation of unmarried couples, but holds the line against homosexuality.
If you're sleeping with someone but not getting enough actual sleep, science says you might not be as, well, satisfied as you could be.
The old wives' tale about hand size indicating penis size is a slippery question in many ways.
More than 9,100 adults aged 18-44 participate in the national survey of family growth.
Sometimes love can lose its luster, and couples can drop sex down a few notches on the priority list. But it turns out all these jaded lovers might need is a stay at a hotel.
Let's talk about sex, or more specifically the science of attraction, mating and reproduction.
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