In this video, you'll see the different types of engines and propulsion systems used for aircraft, my favorite ones: Turbojet ...

The successful test of Monarch 5 running on natural gas shows the system’s unparalleled level of fuel flexibility as UAV Turbines transitions into production for commercial and defense customers.

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...

In the years immediately following the Second World War, jet propulsion wrought rapid changes in combat aircraft design. Jet engines promised to push aircraft beyond any speed possible with propeller ...

(Image: Concept image of Lockheed Martin's planned SR-72 hypersonic strike aircraft to serve as a replacement for the SR-71 Blackbird.) It is not yet clear what aircraft DARPA has in mind for the new ...

Small, ultra-fast, primary and “afterburner” secondary combustion events promise to deliver brake thermal efficiency as high as 69 percent. A better mousetrap? Even now, as electrification seems ...

There are simple truths that have withstood the test of time: airlines will always look at ways to increase efficiencies, both in terms of cost as well as the required level of aircraft maintenance.

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...