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As many as 16 genes influence the amount of melanin inside the specialized cells ... of the proportion of people around the world with each eye color. Share on Pinterest Image credit: Rawpixel ...

The retinal cells inside the eye are also another complicating factor. They are incredibly delicate and require a constant blood supply. Without the oxygen it brings, they die in as little as 12 ...

It may seem calm, but the eye of a hurricane is essentially an enormous trap. Inside this arena of relative ... is invaluable to forecasters around the world. Various technologies help this ...

David Lindon with his new Guinness World Record certificate David Lindon ... Lindon's sculpture of a knight inside the eye of a needle, pictured alongside a match David Lindon Something similar ...

Neovascular (or wet) AMD, the most advanced and aggressive form of the disease, causes new blood vessels to grow into the macula, the light-sensing layer of cells inside the back of the eye. Leakage ...

The retinal cells inside the eye are also another complicating factor. They are incredibly delicate and require a constant blood supply. Without the oxygen it brings, they die in as little as 12 ...