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Eye color is a polygenic phenotypic trait determined by two factors: the pigmentation of the eye 's iris [ 1][ 2] and the frequency-dependence of the scattering of light by the turbid medium in the stroma of the iris. [ 3]: 9. In humans, the pigmentation of the iris varies from light brown to black, depending on the concentration of melanin in ...
The image of her face, with a red scarf draped loosely over her head and her eyes staring directly into the camera, was named "the most recognized photograph" in the magazine's history, and the cover is one of National Geographic's best known. [12] American Photo magazine says the image has an "unusual combination of grittiness and glamour". [13]
The photo, which shows a girl with a striking green eye colour, looking straight into the lens with a piercing stare, became a symbol of the Afghan conflict and the problems affecting refugees around the world. [4] The image is the only one to have been used three times on a National Geographic cover. (The first was June 1985.
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By Susana Victoria Perez, Buzz60 If you think you have blue eyes, think again, they are actually tricking you! All eyes are really brown. According to CNN, Dr. Gary Heiting, a licensed optometrist ...
The Russian Blue cat ( Russian: Русская голубая кошка, romanized : Russkaya golubaya koshka ), commonly referred to as just Russian Blue, is a cat breed with colors that vary from a light shimmering silver to a darker, slate grey. The short, dense coat, which stands out from the body, has been the breed's hallmark for more ...
Jane Elliott ( née Jennison; [ 2][ 3] born November 30, 1933) is an American diversity educator. As a schoolteacher, she became known for her "Blue eyes/Brown eyes" exercise, which she first conducted with her third-grade class [ a] on April 5, 1968, the day after the assassination of Martin Luther King Jr. The publication of compositions ...
Chromostereopsis. Blue–red contrast demonstrating depth perception effects. 3 Layers of depths "Rivers, Valleys & Mountains". Chromostereopsis is a visual illusion whereby the impression of depth is conveyed in two-dimensional color images, usually of red–blue or red–green colors, but can also be perceived with red–grey or blue–grey ...