The Ohio Department of Transportation says one of its best roundabout success stories comes from the intersection of state routes 41 and 235 in Clark County. It previously had a long history of ...

Roundabouts are becoming an increasingly common feature on U.S. roadways, and in theory, they should provide improved traffic flow and greater overall efficiency. However, despite the increasing ...

Here's the traffic science behind roundabouts and the safety provided based on state, national and international studies ...

NPR speaks with Jennifer Horney of the Disaster Research Center at the University of Delaware about what to do if you get a flash flood warning in your area and how to stay safe during a flood. It is ...