Imagine that conversation if you were the pilot. "You want me to fly the 747 and put another aircraft on top of it at the same time? What are you nuts?"
Last week marked the 38th anniversary of a Boeing 474's Maiden flight with the space shuttle Enterprise sitting atop it. It reminded me of the Space Shuttle Discovery's "piggyback" flight from a few years go when it left the Kennedy Space Center in Florida for Washington, D...