The most used letters in the English language are E, T, A, O, I and N.

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.

Thirteen percent of the human population reside in deserts.

A M A Z I N G   F A C T S