Babies' eyes do not produce tears until the baby is approximately six to eight weeks old.
58
Roughly a quarter of the world's people live in China.
50
The average American spends a third of their overall time online playing games and using social networks.
298
More than half the population of Kenya is under the age of 15.
71
76% of Americans celebrate New Year's Eve in groups of less than 20.
55
Men fall in love faster than women do.
32