Comparing two of Boeing's most iconic airliners to one another.

For many 747-400 freighters, the cost of a major engine overhaul can exceed the market value of the airframe itself.

Exploring the design of the Boeing 747-400F.

Boeing is one of the biggest and oldest manufacturers of large airframes, and some of its planes are pretty odd. People associate it with well-known commercial airliners like the 737, the 767, and the ...