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
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
In a lifetime, an average person walks the equivalent of 5 equators
177
Over 50% of lottery players go back to work after winning the jackpot.
71
The name "Wendy" was made up for the book Peter Pan!
142
Many people in parts of China eat insects. Some common insects are bean worms, scoprions, and locusts.
-11
Women who read romance novels have sex twice as often as those who don't.
101
