The experimental move could change US driving rules, with backers arguing it modernizes traffic law to better reflect road ...
Arizona's RAPID Act could create America's first "no speed limit" highways on rural interstates, testing a radical return to ...
A proposal from Republican Rep. Nick Kupper would, among other things, set up a pilot project on a stretch of I-8 between ...
A state lawmaker would give drivers the green light to go as fast as they deem "reasonable and prudent," pulling speed limits ...