The Story of Air Conditioning, the Barcode, and the Elevator Brake!

from Our American Stories · host iHeartPodcasts

On this episode of Our American Stories, Tim Harford, an economist and bestselling author of Fifty Inventions That Shaped the Modern Economy, shares the story of these three underappreciated inventions in history—air conditioning, the barcode, and the elevator brake! Support the show (https://www.ouramericanstories.com/donate) Support the show: https://www.ouramericanstories.com/donateSee omnystudio.com/listener for privacy information.

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This episode is 7 minutes long.

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This episode was published on July 3, 2025.

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