Leonardo Da Vinci invented the scissors. See more

A cat has 32 muscles in each ear. See more

Hummingbirds are the only birds that can fly backwards. See more

Snakes have two sex organs. See more

Astronauts are not allowed to eat beans before they go into space because passing wind in a spacesuit damages them. See more

In rural areas, there are more insects in 1 square mile than there are humans on earth. See more

"I am." is the shortest complete sentence in the English language. See more

The telescope on Mount Palomar, California, can see a distance of 7,038,835,200,000,000 million miles. See more

Every 23 seconds a Tupperware party starts somewhere in the world. See more