Have you ever wondered why you don’t have thick hair covering your whole body like a dog, cat or gorilla does? Humans aren’t the only mammals with sparse hair. Elephants, rhinos and naked mole rats ...

Orangutans, mice, and horses are covered with it, but humans aren't. Why we have significantly less body hair than most other mammals has long remained a mystery. But a first-of-its-kind comparison of ...

Curly hair may have been key to why human brains grew so big, scientists have found. A study published by Penn State University researchers analyzed how human hair texture can help regulate body ...

A wooly coat and a head of human hair have more in common than you think; not only do they help retain body heat, they’re both made from keratin protein fibers. Now, a Dutch startup is questioning why ...

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Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. Why don’t humans have hair all over their bodies ...