Named after Rudolf Diesel, who invented it in 1893, the diesel engine is often associated with a dirty, smoky exhaust — an admittedly nebulous impression in no small part fueled by the black clouds of ...

Gasoline and diesel engines are very different. The former rely on spark ignition while the latter use compression ignition. Diesel engines typically run at much higher compression ratios than ...

Switching from a gasoline engine to a diesel-powered setup is an enticing possibility, but it requires a lot more work than ...

While the list of car brands that still use diesel engines in 2025 is increasingly small, diesel still dominates when it comes to heavy-duty trucks. There are a number of reasons why diesels are the ...

Diesel-powered vehicles have carved out a space among drivers as a go-to option for durability, fuel efficiency, and raw performance. They have a longstanding reputation for being able to handle ...

Scientists are exploring a surprisingly simple way to clean up diesel engines: adding tiny droplets of water to the fuel.