Apparently blue means the same thing. Reader's Digest recently found that, while rare, blue stop signs do exist on U.S. soil.

But he also harbored a passion for traffic lights and road signs. His latest offering ... be considered a rough guide to construction. The red, yellow, and green 1×1 areas are each lit with ...

An earlier version of this article incorrectly said legislation allowed cyclists in D.C. to treat red lights as stop signs. At a red light, cyclists can turn right but cannot go straight or turn ...

I’ll write something that close to 100% of us will appreciate: All motorists must stop when a school bus deploys its stop ...