
Sound
Episode 6 | 54m 41sVideo has Closed Captions
Explore the impact of sound in the world of medicine and our lives today.
Imagine a world without the power to capture or transmit sound. Steven Johnson journeys to the Arcy sur Cure caves in northern France, where he finds the first traces of the desire to record sound. He also learns about the role radio played in the civil rights movement and reveals the Hollywood star who designed a WW2 weapon that would make possible the modern cell phone network.
Problems playing video? | Closed Captioning Feedback
Problems playing video? | Closed Captioning Feedback

Sound
Episode 6 | 54m 41sVideo has Closed Captions
Imagine a world without the power to capture or transmit sound. Steven Johnson journeys to the Arcy sur Cure caves in northern France, where he finds the first traces of the desire to record sound. He also learns about the role radio played in the civil rights movement and reveals the Hollywood star who designed a WW2 weapon that would make possible the modern cell phone network.
Problems playing video? | Closed Captioning Feedback
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