Intelligent men tend to be more sexually faithful.
31
There are two credit cards for every person in the United States.
2
In the presence of attractive women, men find running easier, take more risks, donate more money, consume more calories, and talk more.
28
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
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
The average American spends a third of their overall time online playing games and using social networks.
298