There are two credit cards for every person in the United States.
2
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
The single biggest predictor of love is proximity.
30
Only 10-20% of the population can wiggle their ears and raise one eyebrow.
22
Children's sense of smell is better than adults'.
860
People with light eye colors (like blue, green or grey) have a higher alcohol tolerance.
194
Americans did not commonly use forks until after the Civil War.
82