Most of the world's people must walk at least 3 hours to fetch water!
38
A hard working adult sweats up to 4 gallons per day.
39
A chance of a woman having twins is increased after the age of 35. About 1 in 27 women will give birth to twins after this age. After 50 the chances of having twins is 1 in 9.
51
If you're over 100 years old, there's an 80% chance you're a woman.
143
Americans did not commonly use forks until after the Civil War.
82
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
Muhammad is the most common name in the world.
96
According to a study, women ages 22 to 30 with no children and no spouse earned a higher median income than comparable men in 39 of the 50 largest U.S. cities in 2008.
9