Marvel Mystery Oil, or MMO, — to the uninitiated, it may sound like a magical substance concocted from secret ingredients, and in some ways, that's exactly what it is. However, others may see it as ...

In today's world of automobiles, internal combustion engines are available in a wide array of induction systems. We have diesel engines, gasoline engines, turbocharged engines, and more. One condition ...

It would have been revolutionary: an internal combustion engine without oil. And it might have worked. But lots of real-world ...