In the last 7 years, humanity has discovered 43 potentially habitable planets.
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There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
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A cow produces around 200,000 glasses of milk in her lifetime.
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The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
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Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
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