Skin Deep
To understand the color of our skin, we look to the skies, to our diets, and to our earliest known ancestors.
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Skin Deep - Our Solar-Powered EvolutionDid natural selection favor darker skin tones? Professor Nina Jablonski never believed that cancer could have an effect on the evolution of skin color, and new research may prove her right.
- 02/29/2012
- 485
- CBS
