Sola Rey

The science of skin color

When ultraviolet sunlight hits our skin, it affects each of us differently. Depending on skin color, it’ll take only minutes of exposure to turn one person beetroot-pink, while another requires hours to experience the slightest change.

Brazilin Model: Vanessa Fonseca

What’s to account for that difference, and how did our skin come to take on so many different hues to begin with? Angela Koine Flynn describes the science of skin color.

The Sun and planets to scale Diameters: Sun – 1,392,684km Jupiter – 142,984km Saturn – 120,660km Uranus – 51,800km Neptune – 49,500km Earth – 12,750km Venus – 12,100km Mars – 6,800km Mercury – 4,800km.

French African Model: Aliane Uwimana Gatabazi below

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