Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
76
Roughly a quarter of the world's people live in China.
50
Children's sense of smell is better than adults'.
860
There are 189 people named 'Lol' in the U.S.
11
The first man to swim the length of Great Britain grew a beard to stop jellyfish stinging his face.
16
Americans did not commonly use forks until after the Civil War.
82