Researchers at North Carolina State University (NC State) are advocating for a significant change in traffic management by proposing the addition of a fourth color to traffic lights: white. This new ...

As more self-driving cars enter roadways around the world, many aspects of driving could change forever. More electric vehicles (EVs) and autonomous vehicles (AV) are already leading engineers to ...

Red universally symbolizes danger, making it the obvious choice for the "stop" signal. Psychologically, this bold color ...

Those blue lights above traffic signals aren’t decorative. Here’s what they’re for and why more cities are installing them. Blue confirmation lights help police spot and enforce red-light violations ...

These different shapes have been around certain parts of Canada directing traffic for decades. However, they are being slowly phased out for round ones.