The cost of oil surged past $100 a barrel after Iran named Mojtaba Khamenei as supreme leader. Follow Newsweek's latest ...

War is hell, theoretically.

It's more complicated than just "filling it up" — car tires have an optimal internal air pressure, and all sorts of things can get in the way of maintaining it.

Flummoxed by form, baffled by letters and numbers which read like algebra? Check out our simple guide on how to read a racecard ...