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
The average American consumes 9 pounds of food additives every year.
6
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
-86
A study had men report their own penis size, and the average was found to be 6.1-6.5 inches. A subsequent clinical study actually measured penises, and found the average size to be 5.1-5.7 inches.
-3
In Korea, a child’s first birthday is the most important. In one part of the celebration, several items are placed on a table. The one that the baby picks up first is said to predict their future.
13
It is estimated that at any one time, 0.7% of the world's population are drunk.
90
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212