Why did Boeing build the 747 with only a partial 2nd deck?

The Boeing 747 has a partial upper deck, used as seating and lounge space, but what's the story behind its distinctive hump?

The Striking Differences Between The Boeing 747-8 & Airbus A380

The Boeing 747-8 and Airbus A380 are both comparatively modern quadjets, regarded as the last laugh of the superjumbo. They ...

10 Interesting airliners turned into military aircraft

Germany produced three outstanding modern airliners in the interwar period: the Junkers Ju 52, Junkers Ju 86 and Focke-Wulf ...
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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 check wiring in the vicinity of cockpit oxygen hoses for potential risk of ...