Intelligent people have more zinc and copper in their hair.
233
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
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Only 2% of the Earth's population are natural redheads.
13
47% of people have a nightmare at least once a month.
186
The most dangerous job in the United States is that of an Alaskan Crab Fisherman.
65
44% of kids watch television before they go to sleep.
106
35% of the people using personal ads for dating are already married!
23