A boeing 747's wingspan is longer than the Wright brothers' first flight (120 feet/36 meters). See more

Babies crawl an average of 200 meters a day. See more

Bulls are not attracted to the colour red. See more

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

After billions of years, black holes become white holes and they spit out all the things they sucked up. See more

There are more bacteria in your mouth than the human population of the U.S.A. and Canada combined. See more

Bees can see ultraviolet light. See more

Butterflies taste with their feet. See more

It takes about 20 seconds for a red blood cell to circle the whole body. See more

Human thigh bones are stronger than concrete. See more

One quarter of the bones in your body, are in your feet. See more

You're born with 300 bones, but when you get to be an adult, you only have 206. See more

On average, Americans spend about 6 months of their lives waiting in front of traffic lights. See more

Adolf Hitler had only one testicle. See more

Adolf Hitler was a vegetarian. See more

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