Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
Each king in a deck of playing cards represents a great king from history: spades - King David, clubs - Alexander the Great, hearts - Charlemagne, and diamonds - Julius Caesar.
33
Obsessive nose picking is called Rhinotillexomania.
101
The smell of freshly cut grass is actually a plant distress call.
31
Bats sleep 18-20 hours per day.
5
People who have a strong friendship possess the ability to communicate with one another through facial expressions.
46
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20