People with blue eyes are better able to see in the dark.
153
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Only 2% of the worlds population is blonde.
15
Sociologists have found the worse the economy, the longer the women's skirts are and the better economy, the shorter the skirt.
223
Studies suggest that people who appear to be constantly distracted have more "working memory" and "sharper brains".
13
There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10