Oetzi, American migrations and animal bones
b'The mitochondrial story of tzi, or the Tyrolean iceman, is unearthed in this month\'s Naked Archaeology. Also, how the Americas were populated and the study of zooarchaeology are under the trench-o-scope. Plus, Tom Birch takes us on a tour of the only hill in Cambridge in Backyard Archaeology. Like this podcast? Please help us by supporting the Naked Scientists'