Men laugh longer, louder, and more often than women.
61
The offspring of two sets of identical twins are legally cousins but genetically siblings.
63
35% of the people using personal ads for dating are already married!
23
As many as one third Americans flush the toilet while they are still on it.
157
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
Identical twins do not have identical fingerprints.
79
There are 189 people named 'Lol' in the U.S.
11