Just a few months ago, I wrote about how Nissan was able to produce a road-going engine with a thermal efficiency—the amount ...

Low- And High-Compression Fuel Economy Engines: The Techniques Are About The Same, But The Approach To Each Is Somewhat Different. A.Most stock cylinder heads have factory-cut undercuts of the type ...

Garage 54 calls it free horsepower. We call it glorious Lada carnage. A combustion engine makes power by compressing fuel and air in a cylinder, then igniting it. The tighter you compress the mixture, ...

Conceptual illustration of the Stacked Converging Shocks (SCS) framework. Each successive shock stage compresses the target further in a self-similar manner, producing a geometrically ordered sequence ...

Compared to older days, gas prices haven't exactly been kind over the last few years, and with continued instability around the oil-producing parts of the world, it may not get much better anytime ...

It was as though we'd decided to challenge the gods, flap our arms to fly, or circumnavigate the world in a rubber raft judging from the reactions we received. But unlike other magazines which simply ...

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...