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Ancient Climate Crisis Shaped Human Evolution, DNA Reveals

4/20/2025

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Summary

Story summary

Ancient human ancestors endured a dramatic population crash between 930,000 and 813,000 years ago, dwindling to just 1,280 individuals due to harsh climate shifts. This pivotal moment not only reshaped our genetic makeup but may have also spurred rapid brain evolution, highlighting the remarkable resilience of our species as revealed by cutting-edge DNA analysis.

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Story summary

Ancient human ancestors endured a dramatic population crash between 930,000 and 813,000 years ago, dwindling to just 1,280 individuals due to harsh climate shifts. This pivotal moment not only reshaped our genetic makeup but may have also spurred rapid brain evolution, highlighting the remarkable resilience of our species as revealed by cutting-edge DNA analysis.