Brown eyes and hazel eyes are normally grouped into the same category, when, in fact, they are quite different. The melanin ...

Human eye colour, a captivating feature, arises from melanin, iris structure, and genetics, creating diverse shades from brown to blue. Brown eyes are prevalent globally, while blue and green eyes ...

Associate Professor, Optometry and Vision Science, UNSW Sydney and Clinical Associate Professor, Save Sight Institute, Clinical Ophthalmology, University of Sydney When we talk about eye colour, we’re ...

Eye color is complicated. But until a few years ago, few scientists described it that way. As recently as the aughts, it was believed that eye color was determined by a single gene — brown, dominant; ...

Heterochromia is the term used to describe a difference in a person’s eye color. Heterochromia of the eye is caused by variations in the concentration and distribution of melanin, the pigment that ...

Brown is the most common eye color worldwide by a large majority. In contrast, green is one of the rarest eye colors worldwide. The color of the eyes depends on how much melanin the eyes contain.

Your eye color fully matures in infancy. From this early age, you’ll have naturally brown, blue, hazel, green, or gray eyes for the rest of your life. Some people wear colored contacts to enhance the ...