Children's sense of smell is better than adults'.
860
95% of people feel uncomfortable when the TV volume is an odd number.
392
People in parts of Western China put salt in their tea instead of sugar.
16
It is estimated that at any one time, 0.7% of the world's population are drunk.
90
Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
The single biggest predictor of love is proximity.
30
Roughly a quarter of the world's people live in China.
50