Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
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
Most people smile when they are frustrated, according to a study.
15
A man is more likely to get a woman's phone number if he is accompanied by a dog.
20
About 3000 years ago, most Egyptians died by the time they were 30!
18
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
The average person will go on a date at least 100 times before they finally marry.
33