Boys who have unusual first names are more likely to have mental problems than boys with conventional names. Girls don't seem to have this problem.
131
Only 2% of the Earth's population are natural redheads.
13
76% of Americans celebrate New Year's Eve in groups of less than 20.
55
Touching a teddy bear can make people feel less lonely.
36
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
Many people in parts of China eat insects. Some common insects are bean worms, scoprions, and locusts.
-11
2% of Europeans lack the genes for smelly armpits.
6