What makes the Boeing B-52 Stratofortress so long-lasting?

Two decades ago, working on the B-52 seemed like a brief assignment - not a career

The B-52 Bomber is getting more advanced radar than Russia's Su-35

Boeing B-52 Stratofortress High-Altitude, Long-Range Strategic

The Boeing B-52 Was the Greatest Fighting Airplane of Them All

Why does the B-52 have such large wings? - Quora

How many B-52 variants are there? - Quora

Boeing B-52 Stratofortress High-Altitude, Long-Range Strategic

Is the B-52 the biggest plane in the world? - Quora

B-52, Development, Specifications, & Combat History

The Boeing B-52 Was the Greatest Fighting Airplane of Them All

B-52 Stratofortress

New Engines Could Propel The B-52 Beyond Its 100th Birthday

What makes the Boeing B-52 Stratofortress so long-lasting?, News

How does the B-52 perform during a low altitude, low speed flight? Is it controllable under those conditions? - Quora

Why have modern airliners moved the wings to the bottom of the fuselage instead of the top like a B-52 bomber which is so advanced the military expects to use it until