The world's tallest man reached 8 feet 11 inches at 21.
202
In the presence of attractive women, men find running easier, take more risks, donate more money, consume more calories, and talk more.
28
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
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Studies suggest that people who appear to be constantly distracted have more "working memory" and "sharper brains".
13
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
If you're over 100 years old, there's an 80% chance you're a woman.
143