Why does the Boeing 747-400 have 3 engine types?

One iconic plane, three very different engines. Unravel the mystery of the 747-400's multi-engine design and the strategic ...
FlightGlobal

Operators of IAI-converted cargo 747-400s told to check oxygen hoses for chafing

Safety regulators have instructed operators of certain Israel Aerospace Industries converted Boeing 747-400 freighters to ...

Is it true that the Boeing 747-400 is powered by 757 engines?

The answer to the question of this article is: no, the 747-400 is not powered by 757 engines. While it is true that both ...
Yahoo

I visited a rare Boeing 747 that Delta saved from the scrapyard. See inside the time capsule of flying's golden age.

A Boeing 747 is one of the most popular exhibits at the Delta Flight Museum in Atlanta. This particular plane was the first Boeing 747-400 ever made and entered service in 1989. The jet flew for Delta ...