People in parts of Western China put salt in their tea instead of sugar.
16
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
You will experience the billionth second of your life when you are 31 years old.
21
Babies cry but they don't produce tears until one to three months after birth.
238
In 75% of American households, women manage the money and pay the bills.
97
The average American eats at McDonalds more than 1,800 times in their life.
52