The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
Water is actually naturally blue.
48
If the population of China walked past you, in single file, the line would never end because of the rate of reproduction.
1k
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
Those things you see in your eyes when you stare into space are called Mouches Voltanes, which are also broadly referenced to as Floaters.
9
In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
707
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18