As the famed North American road gears up to celebrate its centenary, head to Arizona; home to the longest remaining stretch ...

A multi-vehicle crash on I-40 near Holbrook, Arizona, claimed five lives, including a high school student and a Colorado ...

Clean-burning cars were at the center of Arizona's infamous "alt-fuels fiasco" of the early 2000s, a nine-figure budget ...

Tariffs being imposed by President Trump on vehicles, parts and components such as steel and aluminum could foreshadow price ...