Genetics are a big part of it, like you would expect, but its a bit more nuanced than what we learned in high school biology.

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Eyes are so fascinating and I’m glad you asked this question! When we talk about eye colour, we’re talking about the iris or coloured area around the dark dot (pupil) in the centre of the eye. Like ...

More than 50% of people worldwide have brown eyes, making brown the most common eye color. Some medical conditions can also affect eye color. Share on Pinterest ohlamour studio/Stocksy United The ...

Eye irises’ colour is a common polygenic phenotype, which can vary between individuals. 1 The iris is a thin diaphragm composed mostly of connective tissue and smooth muscle fibres regulating the ...

You’re introduced to someone and your attention catches on their eyes. They might be a rich, earthy brown, a pale blue, or the rare green that shifts with every flicker of light. Eyes have a way of ...

Eyes are not just windows to the soul—they're kaleidoscopes of human diversity. From deep brown to icy grey, eye colours span a spectrum shaped by genetics and melanin levels. The six primary eye ...