The rotary engine is easily one of the most controversial powertrains in the world of cars, and it's known for the brap-brap sound. Why do they do that?

If you've even casually contemplated purchasing a Ram truck powered by a diesel engine in the last couple of decades, the name Cummins is undoubtedly familiar to you. The Indiana-based company has, ...

For the better part of last century, tanks have been the most formidable weapons platforms for ground combat, and will likely continue to play a major role in future wars as well. The problem is ...