Temperatures have been cooling since 2002, even as carbon dioxide has continued to rise.
106
The speed of a typical raindrop is 17 miles per hour.
181
Dirty snow melts faster than clean.
350
Rain contains vitamin B12.
188
-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
It snows more in the Grand Canyon than it does in Minneapolis, Minnesota.
113
The Earth sees about 760 thunderstorms every hour, scientists have calculated.
185