Traces of DNA found on lumps of tree resin suggest trout and hazelnuts were popular 10,000 years ago
DNA from a type of “chewing gum” used by teenagers in Sweden 10,000 years ago is shedding new light on the stone age diet and oral health, according to research.
The wads of gum are made from pieces of birch bark pitch, a tar-like black resin, and carry clearly visible teethmarks.
Continue reading…Traces of DNA found on lumps of tree resin suggest trout and hazelnuts were popular 10,000 years agoDNA from a type of “chewing gum” used by teenagers in Sweden 10,000 years ago is shedding new light on the stone age diet and oral health, according to research.The wads of gum are made from pieces of birch bark pitch, a tar-like black resin, and carry clearly visible teethmarks. Continue reading…