The bodies of juveniles, young adults and middle-age adults were packed together in the house...before it burnt down. Anthropologists who studied the remains say a "prehistoric disaster," possibly an epidemic of some sort, killed these people. The site, whose modern-day name is "Hamin Mangha," dates back to a time before writing was used in the area, when people lived in relatively small settlements, growing crops and hunting for food. The village contains the remains of pottery, grinding instruments, arrows and spearheads, providing information on their way of life ... An anthropological team at Jilin University in China is studying the...