The Japanese, on average, are the shortest people.
320
People who have a strong friendship possess the ability to communicate with one another through facial expressions.
46
There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10
Every three seconds, a new baby is born.
122
Awarding people money for doing well in IQ tests causes them to score better, $10 increased people's score by an average of more than 20 IQ points. IQ tests don’t just measure intelligence - they also measure effort.
9
Only 2% of the worlds population is blonde.
15
According to Harris Interactive, 70% of men and 57% of women shower daily.
75