Long Journey of My Little Y Chromosomes

In Central West Africa over a quarter of a million year ago, mankind evolved to become the very first known genetically and anatomically modern humans - Homo Sapiens. 140,000 years ago some of these modern humans migrated to the Great Rift Valley and Ethiopia, where almost all non-African people living today originated. More than 70,000 years ago, some of their descendants moved across the Red Sea...