It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Intelligent people have more zinc and copper in their hair.
233
About 2/3 of American men prefer boxers to briefs.
83
There are 189 people named 'Lol' in the U.S.
11
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
90% of people sit at their computer desk slouching, supporting their head with their left hand.
41
Boys who have unusual first names are more likely to have mental problems than boys with conventional names. Girls don't seem to have this problem.
131