Your old, reliable engine has been coughing up some strange, but concerning noises. So, you call your mechanic to find out what the problem and solution are to restoring its harmonious hum. But the ...

As the engine is divided into two parts, with a turbogenerator driving an electric motor to produce electricity to power a second set of electric motors that drive the compressor and turbofan ...

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...