Infants spend more time dreaming than adults do.
102
Roughly a quarter of the world's people live in China.
50
Yu Youzhen, a Chinese millionaire, works as a street sweeper for the sanitation department to set an example for her children.
11
Eskimos don't gamble.
78
Every human spent about half an hour as a single cell.
144
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20