That means there are tens of millions of blue-eyed people in the U.S. alone. But an Instagram post liked more than 1 million times claims that all blue-eyed people share a common ancestor.

A groundbreaking genetic study led by Dr Hans Eiberg and his team at the University of Copenhagen has traced all blue-eyed individuals back to a single common ancestor who lived approximately ...

As the case of the Mitochondrial Eve and Y-chromosome Adam shows, there is no scientific barrier to humans having a common ancestor even if the population never reduced to a single couple.

This trait leads scientists to believe that all blue-eyed people share a single common ancestor who developed the trait as a mutation 6,000 to 10,000 years ago.

That means there are tens of millions of blue-eyed people in the U.S. alone. But an Instagram post liked more than 1 million times claims that all blue-eyed people share a common ancestor.

This trait leads scientists to believe that all blue-eyed people share a single common ancestor who developed the trait as a mutation 6,000 to 10,000 years ago.

All blue-eyed people share a specific genetic trait that leads scientists to believe that all blue-eyed people share an ancestor from 6,000 to 10,000 years ago.

This trait leads scientists to believe that all blue-eyed people share a single common ancestor who developed the trait as a mutation 6,000 to 10,000 years ago.

All blue-eyed people share a specific genetic trait that leads scientists to believe that all blue-eyed people share an ancestor from 6,000 to 10,000 years ago.

This trait leads scientists to believe that all blue-eyed people share a single common ancestor who developed the trait as a mutation 6,000 to 10,000 years ago.