Monday, January 26, 2009

Bill Nye the Science Guy - 46: Evolution

It's Bill Nye the Science Guy! In this episode, Bill explores the science behind evolution: what it means and how we know, including DNA, genes, and natural and artificial selection.

Bill Nye the Science Guy - 46: Evolution 1/3


Bill Nye the Science Guy - 46: Evolution 2/3


Bill Nye the Science Guy - 46: Evolution 3/3

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