About 3000 years ago, most Egyptians died by the time they were 30!
18
Roughly a quarter of the world's people live in China.
50
According to the American Society for Microbiology, 90% of women and 75% of men wash their hands after using a public restroom.
170
Women mature much faster than men.
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Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18
Boys who have unusual first names are more likely to have mental problems than boys with conventional names. Girls don't seem to have this problem.
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