What Tim Urban thinks about evolutionary biology

@tim-urban · 25 positions · 0 changes of mind

Writer and illustrator behind Wait But Why, a long-form blog of stick-figure-illustrated explainers on science, technology and society, and author of the book What's Our Problem?

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Only Tim Urban on evolutionary biology. See everyone on evolutionary biology

1 dated position, 2023, in their own words. Our reading of what Tim Urban has said — not written or endorsed by them.

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23 May 2023

Our readingEvolution made human babies effectively premature, since bipedalism shrank pelvises while brains grew larger, forcing late fetal development outside the womb.

Their wordsThe problem is, when humans went bipedal, our pelvises got smaller, and as humans got smarter, our heads got bigger. So evolution had to get creative. Its solution: all human babies would be premies, born when they were still small enough to pass through a human pelvis.

↗10 Thoughts from the Fourth Trimesterwaitbutwhy.com 1st of 3 in this piece