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How extreme beauty might defy survival of the fittest

Is beauty always a proxy for genetic health and fitness? Charles Darwin didn't think so.

The evolution of homosexuality: A new theory

How did human homosexuality evolve?

Does being beautiful mean dying sooner? In nature, it can.

The beautiful courtship rituals of the Club-winged Manakin leave both the male and the female worse off physically, says evolutionary ornithologist Richard O. Prum.

On the origin of beauty: Darwin's controversial idea about sex

What role does beauty play in evolution? How does Darwin's idea of natural selection apply to how we choose mates? Richard O. Prum, professor of Ornithology at Yale University, explains.