Oil changes are vital to ensure your vehicle is running at its best, but do jets need them, too? The answer isn't exactly ...

A jet engine is any engine that can propel an ... on the original ramjet engine design that changes the internal combustion chamber to remove the shock cones. In a traditional ramjet, the air ...

In typical jet engines, about twenty fuel injection nozzles are arranged around the annular combustion chamber of the engine. The turbulent combustion of the fuel there generates sound waves.

It looks more like a riff on a turbinado watch mechanism than an engine, and it certainly resembles neither a Wankel rotary nor a jet turbine ... both house three combustion chambers.

One problem is vibrations, which engineers try to minimise. In typical jet engines, about twenty fuel injection nozzles are arranged around the annular combustion chamber of the engine. The turbulent ...