If you've ever looked closely at a jet engine fan on a commercial airplane, you'll have likely noticed spirals or swirls ...

What is the difference between military and commercial engines? The answer is either a lot or not much at all, as it depends on what military aircraft you are talking about. Fighter jet engines are ...

There's no argument that helicopters are not the same as jets. From their vertical lift to their hovering abilities, helicopters serve a purpose uniquely their own. But that doesn't mean they aren't ...