In the last 7 years, humanity has discovered 43 potentially habitable planets.
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Your body is creating and killing about 2.4 million red blood cells per second.
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There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
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You forget 90% of your dreams.
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Iceland has been so culturally isolated through history since the Vikings, that compared to other Scandinavian counties, people who speak Icelandic can still read the old Norsk sagas.
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