A picture shows ancient resin next to two casts of the gum showing clear teeth mark left behind a teen almost 10,000 years ago.Verner Alexandersen/Stockhölm University
Scientists extracted D… [+2698 chread more
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A picture shows ancient resin next to two casts of the gum showing clear teeth mark left behind a teen almost 10,000 years ago.Verner Alexandersen/Stockhölm University
Scientists extracted D… [+2698 chread more