Roughly a quarter of the world's people live in China.
50
People who are lying to you tend to look up and to the left (their left).
178
Men laugh longer, louder, and more often than women.
61
In a year, the average person walks four miles to make his or her bed.
56
Infants spend more time dreaming than adults do.
102
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
99
If you're over 100 years old, there's an 80% chance you're a woman.
143
Muhammad is the most common name in the world.
96