Poor eyesight (myopia) is associated with higher IQ.
232
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
Intelligent men tend to be more sexually faithful.
31
You can only remember 4 things at a time.
31
People who are more likeable and attractive are generally perceived as more intelligent. This is called the “Halo Effect.”
13
Intelligent people have more zinc and copper in their hair.
233
The world's smartest pig, owned by a mathematics teacher in Madison, WI, memorized the multiplication tables up to 12.
264