Under normal circumstances, most modern engine oil and gasoline brands work fine on their own to keep your engine running smoothly. But there may be cases where even the best of them could use a ...

WHY has the additive that provides cleaner burning gasoline -- a chemical known as MTBE -- aroused such opposition from the environmental movement equal in intensity to that induced by radioactive ...

To many people, gas is gas — as long as it’s conveniently located, it’s good enough for them. But is there more to know about what’s coming out of the pump? Is there a difference between brands?