Each year, around 24,000 Americans are bitten by rats!
65
On average women can hear better than men.
170
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
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
2% of Europeans lack the genes for smelly armpits.
6
The offspring of two sets of identical twins are legally cousins but genetically siblings.
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