Men laugh longer, louder, and more often than women.
61
Only about 2% of the world population has green eyes.
36
Touching a teddy bear can make people feel less lonely.
36
The name "Wendy" was made up for the book Peter Pan!
142
About 3000 years ago, most Egyptians died by the time they were 30!
18
Muhammad is the most common name in the world.
96
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11