HumansEnigmatic people who took over Europe millennia ago came from Ukraine A huge study of ancient DNA reveals the origins of the Yamna, who spread across Eurasia around 5000 years ago, showing they came from a mixing of populations north of the Black Sea News
HumansDenisovan DNA may help modern humans adapt to different environments Highland and lowland populations in Papua New Guinea have different gene variants derived from Denisovan archaic humans, indicating possible adaptations for lower oxygen levels and higher malaria risk News