The Earth sees about 760 thunderstorms every hour, scientists have calculated.
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9 out of 10 lightning strike victims survive!
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The winter of 1912 was so cold that Niagara Falls froze over.
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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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Moist air holds heat better than dry air.
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-40 degrees Celsius is equal to -40 degrees Fahrenheit.
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