In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
Contrary to popular belief, lightning travels from the ground upwards not from the sky downwards.
101
The Earth sees about 760 thunderstorms every hour, scientists have calculated.
185
Circumhorizontal arcs (loosely known as fire rainbows) are the rarest of all naturally occurring atmospheric phenomena.
21
Dirty snow melts faster than clean.
350
It snows more in the Grand Canyon than it does in Minneapolis, Minnesota.
113
-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
Moist air holds heat better than dry air.
114