DNA of the first inhabitants of Scandinavia gleaned from old chewing gums
[ad_1] The first humans who settled in Scandinavia more than 10,000 years ago left their DNA in ancient chewing gum, masticated masses made from birch pitch. This is demonstrated in a new study conducted at Stockholm University and published in Biology of communication . There are few human bones of this age, almost 10,000 years … Read more