The vocabulary of the average person consists of 5,000 to 6,000 words. See more

A chameleon's tongue is twice the length of its body. See more

The blue whale has a heart the size of a small car and its blood vessal is so broad, that a person could swim through it. See more

The longest word in the English language is 1909 letters long and it refers to a distinct part of DNA. See more

It is impossible for a solar eclipse to last for more than 7 minutes 58 seconds. See more

A flea can jump 350 times its own body length. See more

The average person has over 1,460 dreams a year. See more

A chicken who just lost its head can run the length of a football field before dropping dead. See more

December 1972, astronaut Eugene Cernan (U.S.) became the last person to set foot on the moon. See more