Circumhorizontal arcs (loosely known as fire rainbows) are the rarest of all naturally occurring atmospheric phenomena.
21
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
Dirty snow melts faster than clean.
350
In ten minutes, a hurricane releases more energy than all the world's nuclear weapons combined!
371
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
There is enough energy in one bolt of lightning to power a home for two weeks!
102