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
Half of all Americans over the age of 55 have no teeth.
39
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
Every three seconds, a new baby is born.
122
Forty percent of Americans have never visited a dentist.
33
Infants spend more time dreaming than adults do.
102