A solid green light has meant “go” to American drivers for nearly a century. But at a growing number of intersections across the country, green now comes with ...

Every few seconds at intersections across the United States, a driver sitting in a left-turn […] ...

Some things are so ubiquitous that it's easy to forget they're designed for a reason. With more than 300,000 traffic lights set up across the United States, it's easy to take how they look for granted ...