Arizona is testing the limits of how fast Americans can legally drive, with a proposal that would scrap daytime speed caps on long, empty stretches of interstate. The plan would make the state a ...

Add Yahoo as a preferred source to see more of our stories on Google. The proposed Interstate 11 project that would serve as a new corridor between Las Vegas, Phoenix and Tucson has become the focus ...

American states have a vast range of speed limits, and we may soon have our very own version of the Autobahn. Again. With some caveats. Arizona state Rep. Nick Kupper recently introduced House Bill ...

Arizona lawmakers are considering eliminating rural highway speed limits — here’s why the proposal is gaining traction. Arizona considers allowing daytime, no-speed-limit zones on certain rural ...

Interstate 17 is among Arizona’s most important transportation corridors. If you're taking a trip this weekend, here's your guide to traffic and more.

Arizona lawmakers are considering a proposal that would make parts of the state’s rural interstate system look a little more like Germany’s Autobahn — at least during the daytime. A new bill would ...