You won't come across many cars with a V4 engine. It can have problems with its balance, leading to excessive rattling and vibration, plus it takes up more space than a four-cylinder engine is worth.

Two is one and one is none; This saying speaks volumes about the role of redundant systems within the military. In life-or-death situations such as combat, having a working backup could mean the ...

Jaguar's greatest hits. The Jaguar E-Type, no doubt. It's still remembered as one of the best-looking cars ever. The Jaguar XK is a commendable sports car with a luxurious interior. The Jaguar XFR was ...