A giraffe can clean its ears with its 21-inch tongue. See more

Members of the armed forces and the police cannot vote in the Dominican Republic. See more

Your nose smells best when you are about 10 years old. See more

In the last 4000 years, no new animals have been domesticated. See more

The first bar code was used on Wrigleys gum. See more

A tuna called the 'Blue Fin' can be sold for over $20,000 around the world. See more

The magnetic North Pole shifts by about 7 meters a day. See more

You cannot sneeze with your eyes open. See more

The microwave was invented after a researcher walked by a radar tube and a chocolate bar melted in his pocket. See more