The world's tallest man reached 8 feet 11 inches at 21.
202
One in 500 humans has one blue eye and one brown eye.
145
The average American spends a third of their overall time online playing games and using social networks.
298
About 2/3 of American men prefer boxers to briefs.
83
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11