Between 60 and 80 percent of all commercial airplane accidents are attributable to pilot error. NOVA looks at some shocking instances of pilot negligence and what airlines are doing to solve the problem.
Seen in more than 100 countries, NOVA is the most watched science based television series in the world and the most watched documentary series on PBS. It is also one of television's most acclaimed series, having won many major television awards, most of them many times over.