Roses are red, violets are blue — and, sometimes, stop signs can be, too. If you've ever wondered about blue stop signs, here's what you need to know.

The stop sign is one of the most recognizable symbols on the road. Its octagonal shape and bright red color are universally understood, but sometimes, you might come across one that’s a different ...

A blue stop sign with a road in the background - Nesnad/Wikimedia Commons Road signage is everywhere, informing us of speed limits, school zones, and pedestrian crossings, to name a few. These highly ...