Wong told Newsweek: "In addition, what gives blue and green eyes their color is not actually blue or green pigment but the ...

Across the world, 8% to 10% of people have blue eyes, which is still second place to brown eyes, which 70% to 80% of all ...

While they may look similar to blue eyes, they often have a silvery or smokey appearance, sometimes with hints of green or hazel. Only about three percent of people worldwide have this rare eye color.