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(Special to The Root) — Skin color is one of our most important biological traits. Its many shades evolved as humans moved far and wide into regions with different intensities of sunlight. Skin color ...

Michael A. Little does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

For decades, scientists assumed that the first modern humans to arrive in Europe, around 45,000 years ago, quickly evolved pale skin to adapt to the region’s dim sunlight. The logic seemed ...