Amelia Earhart mounted publicity stunts to earn money for her flights.

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How Did Amelia Earhart Raise the Money for Her Flights?

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In Africa, ivory has been a status symbol because it comes from elephants, a highly respected animal, and because it is fairly easy to carve into works of art.

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How Much Pressure Is at Earth’s Center and Other Questions From Our Readers

Watch the latest episode of the popular YouTube series, “The Doctor Is In.”

Fumigation was used on library book collections in the late 19th and early 20th centuries, when book-borrowing was seen as a possible disease vector.

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How Do Libraries Clean Books? And More Questions From Our Readers

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As climate change brings moister, warmer air, lightning is increasing and causing fires in the boreal forests where that used to be rare.

Why Does Lightning Rarely Strike in the Arctic? And More Questions From Our Readers

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Oscillations originating deep inside the sun become detectable only on the surface.

How Do Scientists Record Sounds From the Sun? And More Questions From Our Readers

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The Wright brothers' 1903 flight made history, regardless of other claims about earlier flights.

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Was Jakob Brodbeck First in Flight? And More Questions From Our Readers

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The word "teetotaler" dates back to the temperance movement that preceded Prohibition.

Where Does the Word ‘Teetotaler’ Come From? And More Questions From Our Readers

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The jumping that you see in cute goat videos online is a natural behavior.

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Do Goats Really Love to Jump? And More Questions From Our Readers

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