Why does the Boeing 757 have 2 engine types?

A bold move that redefined aviation performance: the untold story behind the Boeing 757's dual-engine strategy.

Here’s How Much Bigger Aircraft Engines Are Today Compared To The Advent Of The Jet Age

This results in extremely high fuel burn, which is why turbojet engines have largely become obsolete for subsonic aircraft.
SlashGear

When Did Rolls-Royce Start Making Airplane Engines & How Did It Get Into The Industry?

Car enthusiasts will know Rolls-Royce as a maker of ultra-luxury cars, and aviation enthusiasts will know Rolls-Royce as a maker of engines for some of the world's most famous aircraft. Originally, ...
The National Interest

How Does the Engine of a Fighter Jet Work?

Fighter jet engines are complex machines that enable aircraft to reach incredible speeds. The modern fighter jet is defined by its engine, which accelerates a tremendous volume of air rearward that it ...