Intelligent people have more zinc and copper in their hair.
233
The average single man is one inch shorter than the average married man.
88
Only about 2% of the world population has green eyes.
36
According to the American Society for Microbiology, 90% of women and 75% of men wash their hands after using a public restroom.
170
95% of people feel uncomfortable when the TV volume is an odd number.
392
Every workday, 6.7 million people commute to Manhattan!
26