The Unofficial Guide to Cosmos tackles the debate between competing pictures of reality: ID versus scientific atheism. You don't need to have seen a single episode to get the most out of it.
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In place of natural selection, some evolutionary biologists propose random genetic drift (neutral mutations) to explain the origin of complex biological features.
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In some cases, such as the horseshoe crab, the coelacanth, or the ginkgo tree, these species seem to have remained virtually the same for hundreds of millions of years.
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