http://encarta.msn.com/encnet/features/Columns/?Article=ForgottenFatherOfFlight

Finally someone has decided to put this history in a book so that people worldwide can get in touch with it.

it's amazing how human beings are: one inventing something that should be a peace-bringer, and the others inventing the same thing, but for the opposite reason. It's a pity how people can have such evil thoughts in their minds. :(