Despite gasoline and diesel fuels both being used for internal combustion, they're different enough that they require entirely different engines. You can't pull up to the pump in a diesel pickup and ...

As fuel prices surge in 2026, electric vehicle owners may be feeling a bit smug. The remainder of us are currently paying an average of $4.30 per gallon for gas, or $5.49 for diesel. Some lucky states ...

Gas versus diesel is a debate over which billions have been spent to see which is better. Famously, Soviet tanks in World War II were powered by diesel, while the Germans used gas engines. Closer to ...

Westport is debuting its high-pressure CNG fuel system with Cespira HPDI technology on a Volvo VNL 300 at ACT Expo. Another high-horsepower natural-gas engine system may soon be available from ...