There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
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A woman named Rachel Krishevsky who died at age 99 had 1,400 direct descendants.
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Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
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In the mid-90’s, Coca Cola recalled an advertising poster due to a hidden sexual image.
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