BrainStuff Classics: Why Are Stop Signs Red?

BrainStuff

English - January 22, 2024 10:00 - 4 minutes - 4.4 MB - ★★★★ - 1.6K ratings
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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.

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