A rare genetic disorder called Waardenburg Syndrome gives Indonesia’s Buton tribe their striking blue eyes, often linked with ...

which would appear as blue eyes, says professor Hans Eiberg. “Originally, we all had brown eyes. But a genetic mutation ...

On Buton Island in Indonesia, a rare genetic disorder called ... While it causes blue eyes and sometimes even one blue and one brown eye, it can also result in several health complications.

New research shows that all blue-eyed people share a common ancestor. This person lived more than 6,000 years ago and carried a genetic ... how much brown pigment is in our eyes.