America's nuclear-powered submarines aren't the only variation of the submersible out there. There are also diesel-electric ...

Did you know naval submarines come in more than one variety? Of course, there are several classes of nuclear sub out there (Ohio, Los Angeles, Seawolf, Virginia), but not all militarized undersea ...

In 1673, Christian Huygens invented the first engine. It was designed to pump water from the Seine River to King Louis XIV's Palace of Versailles. Built with an open combustion chamber, it consumed ...

Volkswagen has a lot of explaining to do. Since it was revealed in September that the company installed "defeat device" software on diesel cars that allowed them to cheat on emissions tests, VW has ...

The once-almighty Mitsubishi Motors may have relegated themselves to building cheap small cars and Nissan-derived crossovers, but it was an indomitable powerhouse of innovation back in the day.

You own a diesel-powered vehicle and are thinking of giving it a tuneup. But does your diesel even have spark plugs to change? The short answer is no, diesel engines do not have spark plugs. Instead, ...

Toyota makes some of the most durable trucks in the world—they’re so long-lasting, in fact, that they often go a full decade without major updates. That might change soon if an engine described in a ...

Car manufacturers are hard at work, coming up with more efficient powertrains. While electrification seems to be the focal point, there are plenty of companies still developing ways to make the ...