If you're over 100 years old, there's an 80% chance you're a woman.
143
Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
76
Women who are romance novel readers are reported to make love 74% more often with their partners than women who do not read romance novels.
136
Intelligent people have more zinc and copper in their hair.
233
Roughly a quarter of the world's people live in China.
50
2% of Europeans lack the genes for smelly armpits.
6
Males sweat 40% more than females.
104
The first man to swim the length of Great Britain grew a beard to stop jellyfish stinging his face.
16