You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
In a year approximately 900 million trees are cut down to make the raw materials needed for American pulp mills and paper.
-16
A typical lead pencil can draw a line that is 35 miles long.
158
The revenue that is generated from gambling is more than the revenue that comes from movies, cruise ships, recorded music, theme parks, and spectator sports combined.
15
The Band-Aid was originally made for the inventor's wife, who often cut and burned herself while cooking.
6
More than 50% of Americans fall asleep on their sides.
86
The glue on Israeli stamps is certified kosher.
67