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Home > BrainStuff > What Do the Numbers on Interstate Signs Mean?
Podcast: BrainStuff
Episode:

What Do the Numbers on Interstate Signs Mean?
Category: Religion & Spirituality
Duration: 00:08:23
Publish Date: 2020-08-28 04:00:00
Description:

American interstates aren't given those numbers randomly. Learn how information is coded into every number -- and how this high-speed road system got its start -- in today's episode of BrainStuff.

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