How does a traffic light detect cars?

OK, we're almost sure the answer is no. But there was a fossil-based reason that 'Jurassic Park' included this detail. Learn about the real-life Dilophosaurus in today's episode of BrainStuff, based on this article: https://animals.howstuffworks.com/dinosaurs/dilophosaurus.htmSee ...  Show more

Your pinky toes are actually powerhouses of locomotion. Learn how they help us move -- and what can go wrong if they get injured -- in today's episode of BrainStuff, based on this article: https://health.howstuffworks.com/human-body/parts/surprise-pinky-toe-does-serve-purpose.htm ...  Show more

We often take traffic lights for granted, but regulating the flow of traffic takes a lot of planning and technology. Jonathan and Chris detail the technology behind traffic lights in this episode.

Since the invention of the automobile, car manufacturers and drivers have pushed the limits of technology toward one primary goal: speed. Learn more about the need for speed in this podcast from HowStuffWorks.

Google collects data from cell phone users like you to create a database of traffic information for Google Maps. Jonathan and Chris discuss the pros and cons of traffic monitoring tools in this episode.

The history of traffic signals is way more interesting than you might think. Trust us. 

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