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Inventions

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Digging Deep

Poisons, ice men, and graves, oh my!

Every archeological find adds to our understanding of the world, but sometimes a discovery is made that is so startling and different that it changes the way we view ...

Africans Thought of It

Did you know that aloe vera—now found in countless products, including sunscreens and soaps—was first used by Africans? They ground it into powder and used it to treat burns and other skin conditions, and ...