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This is one of the weirdest mysteries of human evolution: Why do we have grandmas? From menopause to our slow maturation and super-long lifespans, humans are quite unique in the animal kingdom. Could grandma be an evolutionary secret weapon? Or is she just a surprise side effect of living long lives?

Thank you to ‪@MamaDoctorJones‬ Go check out her channel!

References: https://sites.google.com/view/mystery...

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Chapters:
0:00 Intro: Humans are weird
0:45 Nature's strangest life cycles
2:25 The whole point of evolution
4:48 The mystery of grandmas (it's menopause)
6:02 Mama Doctor Jones explains the female reproductive system
8:55 Why do humans live so long after reproductive age?
10:46 The Grandmother Hypothesis
12:50 There's just one catch… and a NEW theory!
15:12 Putting it all together
17:00 A word from our sponsor


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