"Gum" like this can offer fascinating insights about the person who chewed it — even the color of their hair and eyes.

More than 10,000 years ago, a teenage girl in present-day Estonia put a piece of birch tar in her mouth, chewed it, and spit it out. Now, researchers in Estonia are using the unassuming prehistoric artifact to learn more about her — and other Stone Age people.

The finding, recently revealed in the “Hidden Estonia: Land of Fire and Ice” episode of Bettany Hughes’ Treasures of the World documentary series, offers fascinating insights about the Stone Age people who lived in Europe thousands of years ago.

The Stone Age ‘Chewing Gum’ Found In Estonia

Insights about the chewing gum, analyzed by researchers at the Institute of History and Archaeology at the University of Ta

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