-40 degrees Celsius is equal to -40 degrees Fahrenheit.
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The Earth sees about 760 thunderstorms every hour, scientists have calculated.
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The winter of 1932 in the US was so cold that Niagara falls froze completely solid!
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Circumhorizontal arcs (loosely known as fire rainbows) are the rarest of all naturally occurring atmospheric phenomena.
21
In ten minutes, a hurricane releases more energy than all the world's nuclear weapons combined!
371
The winter of 1912 was so cold that Niagara Falls froze over.
35
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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