Intelligent men tend to be more sexually faithful.
31
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
Studies suggest that people who appear to be constantly distracted have more "working memory" and "sharper brains".
13
Children laugh about 400 times a day, while adults laugh on average only 15 times a day.
973
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
Senegalese women spend an average of 17.5 hours a week just collecting water.
27
15 percent of Americans secretly bite their toes.
57