Yu Youzhen, a Chinese millionaire, works as a street sweeper for the sanitation department to set an example for her children.
11
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
The average person laughs 13 times a day!
108
You will experience the billionth second of your life when you are 31 years old.
21
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
The average American spends a third of their overall time online playing games and using social networks.
298
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82