Green eyes are the rarest colour a person can have, and perhaps the most dazzling. Few can say they own the colour, though a handful of celebrities do such as Mila Kunis, Rihanna, Emma Stone, Paul ...

It’s when photopigments in your eyes’ red cones or green cones don’t work properly -- or at all. There are several types: Deuteranomaly: It’s the most common form of color blindness and ...

Similar to humans, the presence of green eyes in the canine world is a rare but striking sight. From Bulldogs to Beagles, almost all dog breeds sport eyes of varying shades of brown. This is down ...