The world's smartest pig, owned by a mathematics teacher in Madison, WI, memorized the multiplication tables up to 12.
264
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
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
Dolphins have names for one another.
18
Intelligent men tend to be more sexually faithful.
31
Poor eyesight (myopia) is associated with higher IQ.
232
Forty percent of American adults cannot fill out a bank deposit slip correctly.
155