Contrary to popular belief, lightning travels from the ground upwards not from the sky downwards.
101
Dirty snow melts faster than clean.
350
Moist air holds heat better than dry air.
114
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
Circumhorizontal arcs (loosely known as fire rainbows) are the rarest of all naturally occurring atmospheric phenomena.
21
Temperatures have been cooling since 2002, even as carbon dioxide has continued to rise.
106