The world’s smallest book, “Teeny Ted from Turnip Town”, is 100×70 micrometers in size and requires a scanning electron microscope to read, as light beams are too large.
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"Strategic incompetence" is the art of avoiding certain tasks by pretending you don't know how to do them.
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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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The French named one of their aircraft carriers after Ferdinand Foch, a man who once said "Airplanes are interesting toys but of no military value".
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Japanese engineers were asked to redesign the front end of the Bullet Train because it carried enough speed to create a sonic boom whenever it exited a tunnel. Residents could feel the blast from miles away.
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Wearing red increases attraction.
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You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
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The Band-Aid was originally made for the inventor's wife, who often cut and burned herself while cooking.
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