Spiral staircases in medieval castles are running clockwise. This is because all knights used to be right-handed. When the intruding army would climb the stairs they would not be able to use their right hand which was holding the sword because of the difficulties of climbing the stairs. Left-handed knights would have had no troubles, except left-handed people could never become knights because it was assumed that they were descendants of the devil

Spiral staircases in medieval castles are running clockwise. This is because all knights used to be right-handed. When the intruding army would climb the stairs they would not be able to use their right hand which was holding the sword because of the difficulties of climbing the stairs. Left-handed knights would have had no troubles, except left-handed people could never become knights because it was assumed that they were descendants of the devil

The first chocolate chip cookie was developed in the kitchen of a Whitman, Massachusetts, country inn in 1937. Simple experiments led to a recipe combining bits of chocolate candy with a shortbread type cookie dough

The first chocolate chip cookie was developed in the kitchen of a Whitman, Massachusetts, country inn in 1937. Simple experiments led to a recipe combining bits of chocolate candy with a shortbread type cookie dough

"Coca-Cola" was originally translated into Chinese as "Bite the Wax Tadpole" while Pepsi's ad slogan, "Pepsi Comes Alive" was originally translated into Chinese as "Pepsi brings your ancestors back from the grave"

"Coca-Cola" was originally translated into Chinese as "Bite the Wax Tadpole" while Pepsi's ad slogan, "Pepsi Comes Alive" was originally translated into Chinese as "Pepsi brings your ancestors back from the grave"

In Italy, it is illegal to make coffins out of anything except nutshells or wood

In Italy, it is illegal to make coffins out of anything except nutshells or wood

A cat has four rows of whiskers

A cat has four rows of whiskers

A dolphin can swim at up to 24 miles an hour

A dolphin can swim at up to 24 miles an hour

Drinking chocolate mixed with milk, wine, or beer was considered a must at fashionable social events in the seventeenth century

Drinking chocolate mixed with milk, wine, or beer was considered a must at fashionable social events in the seventeenth century

It takes an average of 345 squirts to yield a gallon of milk from a cow's udder

It takes an average of 345 squirts to yield a gallon of milk from a cow's udder

A smoker who smokes 20 a day, will on average lose 2 teeth every 10 years

A smoker who smokes 20 a day, will on average lose 2 teeth every 10 years

The lens of the eye continues to grow throughout a person's life.

The lens of the eye continues to grow throughout a person's life.