Japan’s traffic signal colors are historically similar to those around the world—red for stop, yellow for caution and green for go. But linguistically, the green light in Japan has long been ...

New research shows that AI in cars might warrant a new, four-light traffic signal that is more efficient. Getty Images/iStockphoto Surely this will complicate the game of red light, green light ...

This includes that traffic lights should use the color green to signal 'go'. But Japan is one of several countries that haven't signed the treaty, alongside the United States, Ireland, and Bangladesh.

The yellow light would not come into play until the 1920s. William Potts, who was a police officer in Detroit, is credited for designing the first three and four-way colored traffic lights.

RALEIGH – At a traffic light, red means stop and green means go.But transportation engineers at North Carolina State University are now proposing a “white light,” which would enable ...

At first glance, traffic lights are stunningly simple: green means go, red means stop, and yellow means it’s about to turn red. But like cars, phones, and just about everything else on this ...

BOSTON - Google and the city of Boston are teaming up to make traffic better. Google Green Light . ... At both intersections, the city said stop-and-go traffic has dropped more than 50%.

PETALING JAYA: The country's 156 local authorities will be evaluated under a performance-based “traffic light” grading system from next year, says Housing and Local Government Minister Nga Kor ...

Green Light-Go grants are provided as reimbursement to municipalities for updates to improve the efficiency and operation of existing traffic signals, the release said.

Called semaphore traffic lights, they had retractable arms — similar to railroad crossing arms — with the words “stop” and “go” on them. They would also have only red and green lights.