Dear PAO, I was driving to work along my usual route when I heard an ambulance siren wailing from several cars behind me. The ...

Delaware has 35 roundabouts in use. If proposals by transportation officials are adopted, there will be a lot more. Here's ...

Circulating traffic has the right-of-way and does not stop for vehicles approaching the roundabout. While traditional intersections involve 32 points where collisions may occur, the design of ...