Most people smile when they are frustrated, according to a study.
15
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
There are about 255 babies born worldwide every minute.
46
Women who read romance novels have sex twice as often as those who don't.
101
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Muhammad is the most common name in the world.
96
76% of Americans celebrate New Year's Eve in groups of less than 20.
55

