Why Do All Airplane Windows Have A Tiny Hole In Them?

Looking out the window of a plane – with many hours to burn and a god-like perspective of the world – can get you pondering some of life’s big questions: Are we alone in the universe? How did it all begin? Is there purpose to our existence? Wait, what are those little holes in airplane windows?
by José Lourenço via Facebook at February 28, 2016 at 11:37AM