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
Poor eyesight (myopia) is associated with higher IQ.
232
Author J K Rowling wrote the final chapter of the last Harry Potter book in "something like 1990", seven years before the release of the first book.
7
Your body is creating and killing about 2.4 million red blood cells per second.
17
Only 8% of the world’s currency is physical money. The rest exists only on computers.
20
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161