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Crash Course Big History: Big History 2

2x05 Why Human Ancestry Matters

  • 2017-06-27T21:00:00Z on YouTube
  • 10m
  • United States
  • English
This week, Emily Graslie is teaching you about human ancestry and geneaology, how we got to be the species we are, and why that matters in our zoomed out look at Big History.
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