Have pings got you down? Has driving your car become a pain in the gas? Are your exhaust valves being "lead" astray? Well, as promised in last month's "Living With Unleaded," article, have we got some ...

Pretty simple question actually (or so my ignorant mind thinks): At what compression ratio would an engine benefit from higher octane fuel? The Focus I drive is just over 10:1, and I've heard some say ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...