...He and his colleagues managed to extract DNA from 15 out of 17 pieces of bone or teeth recovered from the Chagyrskaya cave in the Altai mountains in Siberia, Russia. The DNA showed that some pieces came from the same individuals, so the findings represent 11 individuals in total, including several teenagers and children.Dating of sediments and bison bones at the site suggests the Neanderthals lived in the cave between 51,000 and 59,000 years ago, while the DNA shows that many of the individuals were related...Peter thinks it is possible that these individuals all died around the same time, but...