Episode

CarStuff

HowStuffWorks

Games & Hobbies, Automotive

Chart Positions

Automotive 3
Games & Hobbies 20

What's the history of stop lights? What are some common myths about car dealerships? Join Scott and Ben as they take a closer look at all things automotive in CarStuff, a podcast by HowStuffWorks.com.

The Strange History of Stoplights

April 28th, 2015

Episode 697 of 814 episodes

Traffic signals are one of the most recognizable - and life-saving - things on the road. But where do they come from, and how do they work?

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