Each nostril of a human being register smell in a different way. Smells that are made from the right nostril are more pleasant than the left. However, smells can be detected more accurately when made by the left nostril.

Giraffes often sleep for only 20 minutes in any 24 hours. They may sleep up to 2 hours (in spurts – not all at once), but this is rare. They never lie down.

Astronaut Buzz Aldrin's mother's maiden name was "Moon." Buzz was the second man to step onto the Moon in 1969.

A M A Z I N G   F A C T S