Brainstuff
BrainStuff Classics: Why Are Stop Signs Red?
- Autor: Vários
- Narrador: Vários
- Editor: Podcast
- Duración: 0:04:44
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Sinopsis
Stop signs were always the red octagons we know today -- so how was the color chosen, and why has it stuck? Learn about the history and psychology of red traffic signals in this classic episode of BrainStuff.See omnystudio.com/listener for privacy information.
