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 ...
When Zsofia Kollar gets a haircut, she can’t help but think about all the precious material her hairdresser is sweeping into the trash. “I’ve always had a fascination with human hair,” said Kollar, a ...
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