Researchers using DNA extracted from an ancient skull discovered in the Ethiopian highlands have revealed that there was a mass movement of humans back into Africa from Eurasia around 3000 years ago, some 57,000 years after the mass migration off the continent.
![The Ethiopian highlands.](https://lp-cms-production.imgix.net/news/2015/10/Ethiopia.jpg?w=1920&auto=format&q=75)
The scientists, who published their findings in the journal Science, believe that up to 25% of modern Africans’ DNA can be traced back to this event. Read more: bbc.co.uk