Authorities on one hand and companies involved in the auto industry on the other struggled in the last decades to make traffic safer for those with eye problems, including color-blind people who can't ...

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 ...

Red, yellow and green have become the universal symbols for stop, slow and go – but what does white mean? Researchers from North Carolina State University proposed adding a new color, white, to ...