Sex

Sex and sexuality is about more than just two people, a bed, and a few aphrodisiacs. Scientists study why humans have sexual intercourse (it is good for you and good for the species) and how sex is driven by evolution, genes, emotions and more. There is also much to learn about the differing roles of men and women in the whole mating game. Yes, there's lots of science to explore. Not that an aphrodisiac isn't more fun.
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Wrong Baby Daddy? It's Not Likely, Science Says
father and son playing soccer
April 5th, 2016
Contrary to what daytime talk shows might have you believe, men are rarely hoodwinked into raising children who aren't their own, according to several recent studies.
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Spines and Genital Warfare: How Neil deGrasse Tyson Got Sex Wrong
March 14th, 2016
Astrophysicist Tyson tweeted: "If there were ever a species for whom sex hurt, it surely went extinct long ago." Sorry Dr. Tyson, evolution don't care if sex is painful.
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Hybrid Female Fish Is Both Mother and Father to Her Offspring
March 25th, 2016
When a group of researchers crossbred cichlids to learn about their genetics, they discovered an unusual development in one of the hybrid females.
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Kinky Spiders: Males Tie Up Partners During Sex
February 23rd, 2016
For male nursery-web spiders, bondage during mating can be a matter of life and death.
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If Aliens Exist, Would They Have Sex?
illustration of aliens
October 14th, 2015
Aliens might have sex, assuming the benefits outweigh the risks on their home planets. What that sex would look like is an open question. But if animal antics on Earth say anything, extraterrestrial sex would be weird.
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Ashley Madison Scandal: Science Reveals 2 Main Reasons People Cheat
Woman cheating on husband
September 14th, 2015
We may never know exactly what drove millions of men and women in committed relationships to log on to AshleyMadison.com to find lovers, but most cheaters fall into two categories, science shows.
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No Boys Allowed: Snake Mom Has 'Virgin Birth'
The yellow-bellied water snake.
September 24th, 2015
A female water snake in Missouri can do something that no human woman can (no matter how badly she might want to).
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