-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
Temperatures have been cooling since 2002, even as carbon dioxide has continued to rise.
106
Circumhorizontal arcs (loosely known as fire rainbows) are the rarest of all naturally occurring atmospheric phenomena.
21
Contrary to popular belief, lightning travels from the ground upwards not from the sky downwards.
101
9 out of 10 lightning strike victims survive!
246
The winter of 1912 was so cold that Niagara Falls froze over.
35