Variable cycle engine design embodies a transformative approach in aero‐propulsion, enabling engines to adapt their thermodynamic cycle to meet diverse operational demands, from fuel efficiency to ...

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 ...

The two proposed adaptive engines that might one day power the Next Generation Air Dominance fighter have passed an important design review, and Pratt & Whitney and GE Aerospace are each proceeding to ...

Everyone generally knows about piston and rotary engines, with many a flamewar having been waged over the pros and cons of ...

Imagine triangles spinning around a shower curtain rod inside a beer keg—that is an elemental description of the screaming Wankel rotary engine. This powerplant is beloved by gearheads the world over ...

Contemplating the advantages of the pushrod-actuated overhead valve engine design in what appears to be the twilight of internal combustion might sound as anachronistic as a quick look at the value of ...

With a slogan like “The Future is Ecclectic,” we’d expect some interesting things from INNengine, a startup based in Spain. The company is showcasing a “one-stroke” engine that works as an opposed ...

Two-stroke engines have steadily fallen out of favor over the last 50 years or so. While they sport great power-to-weight ratios and are often much simpler mechanically than their four-stroke ...

While adoption rates for electric vehicles may be on the rise, automakers aren't quite ready to part with internal-combustion engines. For some companies like Porsche, research into new ...

Someone always needs a new jet engine, or someone to fix their old one, and experts say that’s not going to change as the industry looks for tomorrow’s jet engine designers. Career opportunities are ...

All too often when traveling and teaching engine company operations around the country, I’m amazed at the varying layouts of engines. Whether I’m impressed or shocked, I often will ask, “Why did you ...