One in 500 humans has one blue eye and one brown eye.
145
People who are more likeable and attractive are generally perceived as more intelligent. This is called the “Halo Effect.”
13
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
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35% of the people using personal ads for dating are already married!
23
Forty percent of Americans have never visited a dentist.
33
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 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