Welcome to the Roadscapes Wednesday segment! Each week here on Geek Alabama, Roadscapes Wednesday will feature roads and infrastructure related topics. Geek Alabama Editor / Publisher Nathan Young is often called the “road geek” for a good reason, Nathan loves roads and loves talking about roads!
Why are stop lights red? The common explanation about red light traveling farther through fog is actually wrong. The real story involves early railroads, deadly accidents, an exploding gas traffic light, forgotten inventors, and even the evolution of primate color vision. Here’s how history and biology accidentally created the nearly perfect traffic signal.
Categories: Roadscapes Stuff
