寻找最古老的DNA The Hunt for the Oldest DNA

Led by star scientist Eske Willerslev, a team of researchers are sequencing DNA from before the Ice Age for the first time in history. A project that could revolutionise our understanding of the history of life itself. 　　Three million years ago, camels roamed the endless forests of Greenland and our ancestors lived in the trees. But it all ended with the Ice Age. What disappeared...