Human Ancestors Were Consuming Alcohol 10 Million Years Ago

The holidays are packed with opportunities to raise a glass of our favorite boozy beverages and toast family, friends and good fortunes. But our ability to digest rum-spiked eggnog may be due to a massive climate shift that occurred millions of years ago.

Using the tools of paleogenetics, scientists have recently traced the evolutionary history of an enzyme that helps us metabolize ethanol, the principal type of alcohol found in adult beverages. Scientists believe early human ancestors evol

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