Sturm’s career is focused on unpacking the genetics of human pigmentation ... deep brown to grayish blue. Yes. Besides genes, the thickness of your iris affects your eye color.

Like most human traits, blue eyes are determined by genes ... which is when the lens of your eye (right behind the iris) ...

"the most common iris color in the world is brown, accounting for about 79 percent." Blue eyes are actually the second-most common eye color in the world, Wong said in a video post on Instagram ...

Our Model of Human Color Perception Is All Wrong Every eye color links directly to the volume of melanin in the iris. Green eyes, even more rare than blue, marks a reduced level of melanin ...

Brad Pitt has them, Paul Newman had them — but when it comes to the human population ... we're seeing with blue eye colour is a lack of melanin in the outer layer of the iris." ...

There are four main eye colors in the human population. These are brown, blue, hazel and green ... causes eye color in the first place. Every iris contains a pigment called melanin, but the ...

The most common eye colour is brown, then blue, and less often green or hazel. Pigment means a substance that adds colour. The amazing thing is the human body only makes brown iris pigment ...

They scatter light so that more blue light reflects back out. Eye color depends on the iris, the colored part of the eye. It's a structure that contains muscle and other kinds of cells.

The central portion of the front of the eyeball is termed as iris. Iris is a pigmented structure. Eye color (black, brown, blue etc.) is defined by the pigmentation of iris. The central aperture ...

The new color, "olo," is a hyper-saturated version of blue-green Getty Scientists conducting ... which essentially allowed the human eye to perceive a color "that never occurs in natural vision ...

An iris with the least melanin will appear blue, while those with a little more melanin may appear green or hazel. Scientists used to think that just one gene determined eye color, and that brown ...