The color of ones’ eyes reflects individuality- it depends entirely on the genetic make-up of the individual! The amount and type of color pigment in the iris defines eye color. In humans ...

Permanently changing your eye color isn't something you can readily do, but our ophthalmologist explains that there are four main ways they can do so naturally.

Cosmetic iris implanting, laser pigment removal, keratopigmentation: these new surgical techniques promise what was once in ...

The iridescent layer is a colour-changing marvel that transformed with the seasons. When it is carved in two like this, the startling colours of the reindeer eye become obvious. Part of the national ...

Human eyes are actually spheres. The part that we can see is only just the front. That coloured circle is called the iris and the black spot in the middle is the pupil. This is the part of the eye ...