Speculation abounds as to the cause of the Air India airplane crash on June 12. One explanation so far is that both engines of the Boeing 787 Dreamliner failed, a highly unlikely event. A list ...

At first glance, a twin-engine aircraft looks a whole lot safer than a single-engine one. After all, if you lose an engine, you still have another to keep you flying in the air, right? This isn't ...

Despite the original diesel fiasco in the 2010s — and the five automakers facing their own Dieselgate trial in the U.K. this year — diesel engines have definite benefits over their gasoline-powered ...