Some disagree, but there are signs that indicate a heightened interest among aviation's major players in hydrogen propulsion as a real, available solution for green commercial flying. As big names ...

In this video, you'll see the different types of engines and propulsion systems used for aircraft, my favorite ones: Turbojet, turboprop, turboshaft, and turbofan. You'll also see the Ramjet engine. I ...

It's been a long time coming, but finally actual build work has begun on a new kind of airplane engine, one that might revolutionize the industry. NASA calls it the Hybrid Thermally Efficient Core ...