A proposal from Republican Rep. Nick Kupper would, among other things, set up a pilot project on a stretch of I-8 between ...

Arizona may be on the brink of giving the United States something close to a true Autobahn — a stretch of highway with no ...

The answer to whether Germany's Autobahn has a speed limit is -- yes and no. While around half of the Autobahn system has no posted speed limits, one-third of the Autobahn has a permanent, posted ...

Speed limits aren’t designed for the sharpest drivers in the fastest cars on the clearest roads. Often, they’re actually quite the opposite. Traffic engineers routinely acknowledge that speed limits ...