Brown eyes contain a lot of melanin, while green and hazel eyes contain a bit less. And blue eyes contain very little melanin in the front layer of the iris. That results in more blue light ...

has brown pigment in it.The front layer of the iris (called the stroma) can make eyes appear brown, hazel, blue or green. The ...

Miranda, a now 49-year-old sales associate, had dreamed since childhood of having hazel or green eyes ... cosmetic transformations often turned to iris implantation, an invasive and dangerous ...