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
Eskimos don't gamble.
78
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
The average American consumes 9 pounds of food additives every year.
6
Karl Pillemer, a professor, performed a study on thousands of elderly people and what advice they had about life. On happiness, there was a consensus: “the elders viewed happiness as a choice, not the result of how life treats you.”
13
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15