DNA from 10,000 year old chewing gum reveals the secrets of Stone Age Scandinavians
(PHYSorg.com Archaeology & Fossils)

Chewing gum may seem like a modern habit but that`s apparently not quite the case. Scientists have recovered DNA that is nearly 10,000 years old from gum that was chewed by people in Scandinavia during the Mesolithic-or Stone Age-period.