The Ram Power Wagon has finally crossed a threshold that off-road fans have been demanding for years, stepping into the ...

Diesel fuel powers the country. If that sounds dramatic, think of all the trucks, buses, and ships you see every day. Most of them carry diesel engines instead of the gasoline engine or electric ...

Ah, the old diesel vs. gas debate. Each type of engine has its fans and supporters, with arguments supporting both. And there are all kinds of things to consider when trying to choose between the two, ...