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How We Got to Now with Steven JohnsonEpisodes

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  1. Sound

    5/6A look at the unsung heroes who allowed us to transport our voices over long distances.

  2. Light

    4/6A look at the unsung heroes of invention in the surprising journey from candle to laser.

  3. Cold

    3/6Steven Johnson traces the unsung heroes behind the modern skill of making cold.

  4. Time

    2/6Steven Johnson discovers the surprising journey of time in our lives.

  5. Clean

    1/6Steven Johnson traces the journey from dirty to clean in our lives.