Be Smart | Why Your Grandma Is an Evolutionary Mystery
This is one of the weirdest mysteries of human evolution: Why do we have grandmas?
2025-03-21 15:00:00 - Be Smart
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?
00:00 - Intro: Humans are weird
00:45 - Nature's strangest life cycles
02:25 - The whole point of evolution
04:48 - The mystery of grandmas (it's menopause)
06:02 - Mama Doctor Jones explains the female reproductive system
08:55 - 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