GM is investing big to build a new combustion-engine Cadillac in Tennessee, signaling a strategic pivot away from its ...

This video demonstrates the testing process of a custom-built hydrogen booster designed to be used with an internal ...

A physical chemist outlines the promises and risks associated with methane fuel and describes why SpaceX and Blue Origin use it in their superheavy rockets.

Framegrab from a video of a long-duration hot fire of the Chi engine. Credit: Mega Engine HELSINKI — A new Chinese commercial rocket engine startup has conducted a successful long-duration hot fire ...

Converting the ignition of a fuel-air mixture into usable mechanical energy lies at the core of a dizzying number of internal combustion engines developed over the course of more than century.

Reports of the death of the internal combustion engine have been exaggerated. Electric vehicles were once poised to diminish the ubiquity of traditional engines, but automakers are booking huge losses ...

As the United States marks its 250th anniversary, WTOP presents “250 Years of America,” a multipart series examining the innovations, breakthroughs and pivotal moments that have shaped the nation ...

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 ...

Learning how to build and understand a mini engine is an exciting journey for anyone interested in mechanics. A mini engine, despite its small size, works on the same principles as larger engines. By ...

Almost all gasoline engines, whether they're efficient-yet-less-refined four-cylinders, high-horsepower V6s, or growly and torque-rich V8s, use much the same process to create power. The "Otto cycle" ...

BRUSSELS—The European Union proposed watering down rules that would have effectively banned the sale of new combustion-engine cars in the bloc from 2035, after heavy pressure from the automotive ...

The European Union is set to propose softening emissions rules for new cars, scrapping an effective ban on combustion engines following months of pressure from the automotive industry. The proposal ...