The human eye blinks an average of 4,200,000 times a year.
233
Only humans shed emotional tears.
331
Anuptaphobia is the fear of staying single.
11
The world’s smallest book, “Teeny Ted from Turnip Town”, is 100×70 micrometers in size and requires a scanning electron microscope to read, as light beams are too large.
6
The key to happiness is spending your money on experiences rather than possessions, according to studies.
21
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
There are more nerve cells in the human brain than there are stars in the Milky Way.
349