Science
Scientists discover why the human brain is so big – The Guardian
Molecular switch makes human organ three times larger than great apes’, study finds
ScienceMolecular switch makes human organ three times larger than great apes, study finds
It is one of the defining attributes of being human: when compared with our closest primate relatives, we have incredibly large brains.
Now scientists have shed light on the reasons for the difference, by collecting cells from humans, chimps and gorillas and turning them into lumps of brain in the laboratory.
Tests on the tiny brain organoids reveal a hitherto unknown molecular switch that controls brain growth…
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