Signing up could earn you gear and it helps to keep offensive content off of our site.
Visit our Flying shop
A closer look at the future of biofuels in aviation.
A commercial airliner coming out of the factory today is, on average, 82 percent more fuel-efficient per seat mile than one built in the 1960s.
Copyright © 2013 FLYING. All rights reserved. Reproduction in whole or in part without permission is prohibited.