Babies' eyes do not produce tears until the baby is approximately six to eight weeks old.
58
The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8
It is estimated that at any one time, 0.7% of the world's population are drunk.
90
Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
119
The Japanese commonly put ketchup on their rice.
16
Men fall in love faster than women do.
32
There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10