Discovering of scientists mysterious populations makes a challenge to modern ideas about history. Some of them have been hidden for thousands of years, while others are cryptic due to its isolation in the modern world. The website novate.ru writes about human mysteries.
1. The population Y
North and South America were the last frontier for human expansion. Many people believe that they were inhabited 15,000 years ago, during one of the waves of migration across the Bering Strait. However, recent studies prove otherwise. Not so long ago geneticists have found DNA that resembles modern Australian aborigines and the indigenous people of Papua New Guinea in the most unexpected place: the Amazon. These previously unknown species was named "population Y".