Phugoid, for the non-aviators, refers to a long term longitudinal oscillation in the flight path of a flying machine. More precisely it is the exchange of altitude for airspeed with constant angle of ...
A Tragedy and a Miracle - United Airlines Flight 232. The DC-10 had been flying for nearly 2 decades in the summer of 1989 and during that period the most egregious design short comings had been ...