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
Studies suggest that people who appear to be constantly distracted have more "working memory" and "sharper brains".
13
In a lifetime, an average person walks the equivalent of 5 equators
177
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
Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
76
Muhammad is the most common name in the world.
96