In the last 7 years, humanity has discovered 43 potentially habitable planets.
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The strangers in your dreams are actually people that you've seen in real life.
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Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
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If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
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A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
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Your body is creating and killing about 2.4 million red blood cells per second.
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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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