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
In a lifetime, an average person walks the equivalent of 5 equators
177
Yawns are more contagious among people with closer relationships.
163
If you're over 100 years old, there's an 80% chance you're a woman.
143
Every human spent about half an hour as a single cell.
144
Americans collectively eat one hundred pounds of chocolate every second.
60