Identical twins do not have identical fingerprints.
79
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Sociologists have found the worse the economy, the longer the women's skirts are and the better economy, the shorter the skirt.
223
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