The winter of 1912 was so cold that Niagara Falls froze over.
35
It snows more in the Grand Canyon than it does in Minneapolis, Minnesota.
113
Temperatures have been cooling since 2002, even as carbon dioxide has continued to rise.
106
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
The speed of a typical raindrop is 17 miles per hour.
181