Invention

Invention

From agriculture to the X-ray machine, hosts Robert Lamb and Joe McCormick explore the inventions we created, and how they created us.... Show More
February 4, 2019 34 min

Roads go ever, ever on, but where do they come from? What key innovations link the animal paths of pre-human times with the massive highway systems we know today? Robert Lamb and Joe McCormick explore in this episode of Invention.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

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