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How We Got to Now with Steven Johnson

Episode 4: Light

Duration: 1 hour

First broadcast: on BBC Two EnglandLatest broadcast: on BBC Four HD

It was only a few centuries ago that the best source of light came from burning oil scooped out of a whale's head. Innovation expert Steven Johnson discovers the unsung heroes of invention in the surprising journey from the candle to the neon lights of Las Vegas and the world of lasers. And he explodes the myth of Thomas Edison's light-bulb moment of innovation. Show less


Steven Johnson
Executive Producer:
Jane Root
Executive Producer:
Peter Lovering
Executive Producer:
Michael Jackson
Paul Olding

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