You've heard the narrative: the era of internal combustion is on its way out, set to be replaced by cars with batteries and maybe, someday, hydrogen fuel cells. But the market isn’t moving in a ...

Combustion efficiency in internal combustion engines refers to the proportion of chemical energy in the fuel that is converted into useful mechanical work. Attaining high combustion efficiency is ...

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.

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 ...

There was a time, not long ago, when we all believed there would soon be a moment when internal combustion engines would be completely replaced by electric drives of one nature or another. In the ...