You can only remember 4 things at a time.
31
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
People who are more likeable and attractive are generally perceived as more intelligent. This is called the “Halo Effect.”
13
Dolphins have names for one another.
18
Forty percent of American adults cannot fill out a bank deposit slip correctly.
155
Intelligent people have more zinc and copper in their hair.
233