Sweater that mimics polar bear fur may keep you warm in extreme cold

An artificial fibre that mimics polar bear fur has been made into a sweater that is said to be as warm as down feather but without its thickness, but not everyone is convinced by the researchers' claims

Analyze This: A new fabric mimics polar bears' pelts for warmth

Meriel Gibson (@mmvgibson) / X

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Sweater that mimics polar bear fur may keep you warm in extreme cold

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