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 ...

Despite its critics and moves toward electrification, the internal combustion engine is not yet dead. Though its design for passenger vehicles may have begun to reach its apex with Mazda’s Skyactiv ...

The Air Force’s program to replace the B-52H Stratofortress’s 1960s-era engines cleared its critical design review, the ...

The Pratt & Whitney GTF engine has grounded hundreds of aircraft and exposed vulnerabilities in the global engine maintenance ...

Add Yahoo as a preferred source to see more of our stories on Google. The two proposed adaptive engines that might one day power the Next Generation Air Dominance fighter have passed an important ...

The HEMI logo plastered on modern Dodge cars and Ram trucks promises an increased level of automotive engine performance. But what's the difference between a hemi and a non-hemi engine? The primary ...

Combustion engines with an odd number of cylinders are not unheard of but are not particularly common, either. Honda‘s just trotted out an interesting one: A V3, so, two pistons on one side and one on ...

PARIS, Feb 12 (Reuters) - French-US jet engine maker CFM is studying ⁠a ⁠more conventional "advanced ducted" engine design alongside its ⁠preferred option for a radical open-fan concept for future ...

Since its introduction in 1886 by Karl Benz, the automobile has been a fundamental force that changed the world. From enabling economic growth, bridging distances, and accelerating the development of ...

Why the B-21 Raider’s exhaust differs from the B-2: new stealth design cuts infrared signature and boosts survivability.

United Launch Alliance (ULA) successfully completed the Preliminary Design Review (PDR) and initial round of development testing for the Dual Engine Centaur in support of NASA’s Commercial Crew ...