Do you have blue eyes? We talked to experts to discover curious facts about baby blues, including whether your biological family is bigger than you ever imagined.

A pioneering genetic study by Dr Hans Eiberg and his colleagues at the University of Copenhagen has traced the lineage of all ...

Blue eyes have captivated humans for centuries - but how did this rare eye colour come about, and why are people with blue ...

For example, green eyes might appear more blue in certain lighting conditions or slightly hazel in direct sunlight, he said.