Modern engines still can't match it: How Pratt & Whitney's J58 physically grew 6 inches inflight

The high sustained speeds of the SR-71 heated the engines to the point that the aircraft and engines dramatically expanded.

Rolls-Royce built a jet engine so powerful it forced Airbus to redesign the aircraft around it

Rolls-Royce's Trent 900 didn't force an A380 redesign; it defined it. See how that legacy is shaping the future of cleaner flight.
SlashGear

How Jet Engine Output Is Measured (No, It's Not By Horsepower)

With their capability to fly higher, farther, and more efficiently, jet engines have transformed air travel since their introduction. From its origins in the 1930s, the jet engine was a substantial ...

Rolls-Royce pushed a 100% hydrogen jet engine to full power, and the hardest part of clean flight may be hiding inside the engine

This was not a one-off experiment built for a headline. The hydrogen work followed a staged path, beginning in 2022 when ...
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 ...
AOL

Next-generation jet engine converts electricity directly into thrust

The world's heavy reliance on fossil fuels, especially for transportation, has left a deep mark on both the planet and public health. Burning these fuels releases a flood of greenhouse gases, which ...