How do they grow America's only freshwater pearls in Tennessee? How are the world's sharpest knives made, and how do they forge the world's sharpest knives?

Discovery Science

Many items that make up the modern world are the result of sophisticated engineering and production processes. How do they do it?

How Do They Do It?

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How do the islanders of the Outer Hebrides use pedal power to weave world-famous Harris tweed? And, in Iceland, how do they prepare fermented shark?

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How Do They Do It?

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How Do They Do It?

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