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 person will spend about five years eating during his or her lifetime.
90
Yawns are more contagious among people with closer relationships.
163
The first man to swim the length of Great Britain grew a beard to stop jellyfish stinging his face.
16
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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The average bra size today is 36C. Ten years ago it was 34B.
266
On average a woman has 4 sexual partners in her lifetime.
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Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
76