People with blue eyes see better in dark.
Money isn’t made out of paper; it is made out of cotton.
A tiny amount of liquor on a scorpion will make it go mad instantly and sting itself to death.
A huge underground river runs underneath the Nile, with six times more water than the river above.
The USA uses 29% of the world’s petrol and 33% of the world’s electricity.
The animal responsible for the most human deaths world-wide is the mosquito.
Right handed people live, on average, nine years longer than left-handed people.
We exercise at least 30 muscles when we smile.
Our nose is our personal air-conditioning system: it warms cold air, cools hot air and filters impurities.
Our brain is more complex than the most powerful computer and has over 100 billion nerve cells.
German Shepherds bite humans more than any other breed of dog.
The pupil of the eye expands as much as 45 percent when a person looks at something pleasing
Men’s shirts have the buttons on the right, but women’s shirts have the buttons on the left.
It cost 7 million dollars to build the Titanic and 200 million to make a film about it.
The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
The only part of the body that has no blood supply is the cornea in the eye. It takes in oxygen directly from the air.