Ancient lead exposure may have influenced how our brains evolved

Lead poisoning isn't just a modern phenomenon: fossil teeth show signs that it affected ancient hominids, and Homo sapiens may have coped better than our close relatives

SINSIN
Oct 16, 2025 - 04:00
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Ancient lead exposure may have influenced how our brains evolved
Lead poisoning isn't just a modern phenomenon: fossil teeth show signs that it affected ancient hominids, and Homo sapiens may have coped better than our close relatives

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