Research has determined that most people are happiest at 7:26pm on a Saturday night.
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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
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
95% of people feel uncomfortable when the TV volume is an odd number.
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The average American consumes 9 pounds of food additives every year.
6
Eskimos don't gamble.
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