Automotive giant General Motors has filed patents for a two-stroke engine of the type whose excess emissions took it off the road decades ago as a technology seen as having no future.The patent is for ...

Every new internal combustion car and truck sold in America today is equipped with a four-stroke engine, as are the vast majority of motorcycles. Today, if you hear the loud, ringing song of a ...

Editor’s Note: This article previously appeared in a different format as part of The Atlantic’s Notes section, retired in 2021. In response to the item immediately below, which kicked off this Thread, ...

Have you ever wondered why you need to add oil to your chainsaw’s fuel supply? Or why some dirt bikes have a higher pitched exhaust note than others? We’ve all been burdened with yard work or been ...

The Detroit Diesel Corporation originally launched in 1938 as a division of General Motors, and its main purpose was to build a two-stroke engine that would combine power and versatility in a small ...

Conventional wisdom suggests that our faithful internal combustion (IC) engines are heading the way of the buggy whip. The lithium-ion battery has arrived, emissions standards are tightening, and ...