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
A hard working adult sweats up to 4 gallons per day.
39
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
The higher the income, the more likely an American man will cheat on his wife.
94
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
-86
The world's youngest parents were 8 and 9 and lived in China in 1910.
130
The average bra size today is 36C. Ten years ago it was 34B.
266
Identical twins do not have identical fingerprints.
79