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
About 3000 years ago, most Egyptians died by the time they were 30!
18
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
In the presence of attractive women, men find running easier, take more risks, donate more money, consume more calories, and talk more.
28
95% of people feel uncomfortable when the TV volume is an odd number.
392
The average woman uses her height in lipstick every 5 years.
146