More redheads are born in Scotland than in any other part of the world.
85
76% of Americans celebrate New Year's Eve in groups of less than 20.
55
Identical twins do not have identical fingerprints.
79
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
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
-86
95% of people feel uncomfortable when the TV volume is an odd number.
392