If you live in the United States and own an internal-combustion vehicle, you almost certainly use gasoline rather than diesel fuel. But that doesn't mean diesel isn't widely used. On the contrary, the ...

The '94-'98 Cummins 5.9L engine has been the mainstay of diesel power in Dodge trucks, and has a reputation as an excellent performer with the ability to make some serious horsepower. One of this ...

A team of engineers at the University of New South Wales (UNSW) in Sydney has figured out a way to run a diesel engine on a mix of diesel and hydrogen, dramatically lowering its emissions. Why do we ...

Most new petrol cars you see today are equipped with fuel injection systems or injector motors. These have almost wholly supplanted older carburetor motors. They are more reliable, effective, and ...

Most people pump diesel without thinking about what's in the nozzle, but the stuff has a long journey before it hits your fuel tank. Diesel doesn't magically come out from underground — it's ...