Why don't I have a tail? That's the question that Bo Xia asked himself when he was a little kid. Bo is now a PhD candidate at NYU Grossman School of Medicine. Bo's latest research attempts to answer his childhood question by identifying the mutation that resulted in ancestral humans losing their tails. On this episode of The Show About Science, Nate and Bo talk about his work and why this mutation may have happened.

Read more about Bo's work:

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