Examine the data behind dynamic speed zones. Learn what safety studies show regarding their effectiveness, limitations, and ...

View of 45 MPH (radar enforced) speed limit sign on palm tree-lined street with cars passing by. - Sanfel/Getty Images As you make your way down the street or highway, you are likely — and hopefully ...

Speed limits across Texas roads are about to get smarter. In an effort to make highways safer and more responsive to real-time conditions, state officials are beginning a wider rollout of variable ...

Speeding adds danger to an already inherently dangerous activity. That’s not controversial, and it’s not worth pretending otherwise. Driving at any speed above walking pace is potentially unsafe. The ...

U.S. roads are designed to make driving feel as seamless as possible, which is great for frequent drivers. The downside is that it causes many drivers to slip into highway hypnosis, a state where the ...