Federal Highway Administration

(Newser) - Quirky highway signs described as "quintessential New Jersey" that were designed to raise awareness on road safety have been getting the thumbs-up from motorists in the Garden State. But the feds apparently didn't approve and reportedly directed them to be switched off. "Hold on to your butts—...

(Newser) - Highway guardrails are, in theory, designed to keep drivers safe. But the Missouri DOT has banned a certain rail after safety concerns cropped up during an ongoing investigation, Ozarksfirst.com reports. Officials say a malfunction in the ET-Plus system made by Trinity Industries can jam a guardrail's head when...

(Newser) - Traffic engineers hate left turns because they slow everybody down and are dangerous to boot. Solutions such as dedicated lanes or routing traffic over intersections don't truly solve the problems. What to do? Slate takes a look at an emerging idea called the "diverging diamond interchange," which...

(Newser) - Digital highway billboards can change their display every few seconds, serving multiple advertisers and even aiding law enforcement in finding fugitives and missing children—which is terribly unsafe, critics argue. The “television on a stick” is dangerously distracting to drivers, they say. “The billboard gets your attention whether...