According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
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More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
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The light hitting the earth right now is 30 thousand years old.
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Earth is the only planet in our solar system that's not named after a god or goddess.
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The Earth sees about 760 thunderstorms every hour, scientists have calculated.
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The North Atlantic gets 2.5 centimetres (1in) wider every year.
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If Earth's history was condensed into twenty-four hours, life would've appeared at around 4am, land plants at 10:24pm, dinosaur extinction at 11:41pm, and human history would’ve began at 11:58:43pm.
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