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
People who have a strong friendship possess the ability to communicate with one another through facial expressions.
46
Americans did not commonly use forks until after the Civil War.
82
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
The average person falls asleep in seven minutes.
115
Children's sense of smell is better than adults'.
860
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
Two in five people in the world marry their first love.
270