Airplane Wingtips

There are, so the industry saying goes, only three secrets in the commercial airplane business: the selling price, the production cost and the shape of the wing. Boeing and Airbus are testing that proverb to the limits as they squeeze improvements out of the wings of their most popular jets to make them more aerodynamic -- hunting down extra pennie...

There are, so the industry saying goes, only three secrets in the commercial airplane business: the selling price, the production cost and the shape of the wing. Boeing and Airbus are testing that proverb to the limits as they squeeze improvements out of the wings of their most popular jets to make them more aerodynamic -- hunting down extra pennie...