Americans did not commonly use forks until after the Civil War.
82
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
The world's youngest parents were 8 and 9 and lived in China in 1910.
130
In 75% of American households, women manage the money and pay the bills.
97
Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18
Children's sense of smell is better than adults'.
860
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