World’s oldest DNA recovered from 1.2 million year old woolly mammoth tooth

An artist’s impression of what these ‘steppe mammoths’ may have looked like (Photo: Beth Zaiken/Centre for Palaeogene)Scientists have recovered and sequenced the world’s oldest DNA from mammoth’s teeth that are 1.2 million years old.Swedish researchers managed to extract small amounts of DNA from the teeth of three mammoth specimens that were preserved in Siberian permafrost in the 1970s.The sequenced DNA is far older than the next oldest specimen, which was sequenc