Bullet proof vests, fire escapes, windshield wipers, and laser printers were all invented by women.
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The best time for a person to buy shoes is in the afternoon. This is because the foot tends to swell a bit around this time.
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There are more telephones than people in Washington, D.C.
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Oak trees can live 200 or more years.
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In 2003, the U.S. Government spent about $2,000,000.00 on potato research!
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Harvard earns enough money from interest on its endowment that it could offer free tuition to every student and still profit.
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You can tape a small mirror onto a cone speaker, play music and shine a laser on to the mirror and the reflection will look like a laser light show on your wall.
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A quarter has 119 grooves on its edge, a dime has one less groove!
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