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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In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
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It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
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According to a 2011 poll, 32% of Russians believe that the Sun orbits Earth.
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The Earth sees about 760 thunderstorms every hour, scientists have calculated.
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Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
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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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