Lead has been poisoning humans for over 2 million years

Popular Science•Wednesday, October 15, 2025 at 6:00:00 PM

Recent research reveals that lead has been poisoning humans for over 2 million years, potentially altering early human brain development and contributing to the extinction of Neanderthals. This finding is significant as it highlights the long-term impact of environmental toxins on human evolution and raises awareness about the dangers of lead exposure, which continues to affect populations today.

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BBC News13 hours ago

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