The "sixth sick sheik's sixth sheep's sick" is said to be the toughest tongue twister in the English language. See more

Consuming chocolate was once considered a sin during the 16th and 17th century. See more

A mole can dig about 92 metres in 1 night. See more

The ant can pull 30 times its own weight. See more

The word "set" has more definitions than any other word in the English language. See more

Every Swiss citizen is required by law to have a bomb shelter or access to a bomb shelter. See more

Fish that live more than 800 meters below the ocean surface don't have eyes. See more

Owls swallow their prey hole because they have no teeth. After 12 hours they cough up the feathers, bones, and fur in a shape of a football pellet. See more

On average people fear spiders more than they do death. See more