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Why Sex?
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In evolutionary terms, sex is more important than life itself. Sex fuels evolutionary change by adding variation to the gene pool. The powerful urge to pass our genes on to the next generation has likely changed the face of human culture in ways we're only beginning to understand.
 
Is Love in Our DNA? Is Love in Our DNA?
Did evolution shape your taste in a mate? Take our poll.
   
Sex and the Single Guppy Sex and the Single Guppy
Learn how exhibitionism has an evolutionary payoff.
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The Mating Game The Mating Game
Help our contestants find the perfect date.
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The Advantage of Sex The Advantage of Sex
Why did sex evolve? The likely answers may surprise you.
   
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Show 5: Why Sex?

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