Waze is cooking something big. The app has recently been caught testing showing traffic lights during navigation, but bigger news might be coming. The firm provided more specifics in a feedback ...

Traffic lights have been with us since 1868, when the first gas-powered set was switched on in London. These lights used a semaphore system similar to those used by the railways of the day and ...

Many cities are replacing their incandescent traffic lights with LEDs, despite the higher initial cost. Here's why that's ...

Transportation engineers at North Carolina State University have proposed that an additional color be added to existing traffic lights. This new color would be a white light, intended for the use of ...