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
More than half the population of Kenya is under the age of 15.
71
People who are more likeable and attractive are generally perceived as more intelligent. This is called the “Halo Effect.”
13
In 75% of American households, women manage the money and pay the bills.
97
Roughly a quarter of the world's people live in China.
50
Thrity-five percent of the people who use personal ads for dating are already married.
102
You share your birthday with at least 9 other million people in the world.
201
Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
57