While the rest of the world utilizes a different system for determining its roads' speed limits, America continues using ...

As a car owner, you probably already know that tires come with a size designation. It's a standardized code that helps you identify what exact tires will fit your vehicle perfectly. But the size ...

A new Arizona bill would allow select rural interstates to operate without daytime speed limits, citing safety data and lessons from Montana’s experiment.

Across the country, lawmakers and transportation officials are quietly rewriting the rules of the road, and the next change many drivers will notice is on the speed limit sign. Some states are ...

Observant motorists may notice a curious trend on U.S. roads: Driving on highways is getting faster while city speeds are getting slower. In denser, more residential areas, an increasing number of ...