As if they weren't quirky enough already, for the longest time in the 20th century, French cars had yellow headlights. What ...

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.

The light just turned yellow and you've got a tough decision to make. Braking doesn't seem right – you're going too fast for a smooth stop. But continuing to drive also doesn't seem right ...

Consumer Reports explains what the check engine light means and what to do when you see it: how to tell if your car has a loose gas cap—or a serious engine problem.

Yellow lights give drivers little time — usually 3 to 6 seconds — to make a decision at an intersection. Here’s what Kansas and Missouri laws say on the matter.