(+) People didn't always say "hello" when they answered the phone. When 
 the first regular phone service was established in 1878, people said "Ahoy. 
 

(+) Aircraft cabin lights are dimmed for take-offs and landings to give passengers a little time to adapt their vision to the darker conditions. If there should be an accident, survivors with dark-adapted vision are more likely to be able to see their way out of the wreckage. 
 

(+) The longest word in the English language is               "pneumonoultramicroscopicsilicovolcanoconiosis", 
which is a lung disease caused by breathing in volcanic particles. 
 

(+) If you stretched out your intestines, they'd be about twenty-five feet long. 
 

(+) The turkey vulture (Cathartes aura) is the only bird of prey believed to have a sense of smell. This vulture populates most of the Americas, from Southern Canada down tot he Falklands Islands. 
 

(+) The word 'Scissors' comes from the Latin scissum, meaning cut or divide.