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The Secret Genius of Modern LifeSeries 2Episodes

Back up to: The Secret Genius of Modern Life

  1. Lift

    6/6Hannah examines the lift, entering a 246m high lift shaft to test her fear of heights.

  2. Headphones

    5/6Hannah Fry finds out how today's teeny earbud technology works.

  3. Microwave

    4/6Hannah Fry discovers the hidden WWII radar technology that heats up baked beans.

  4. Smartphone

    3/6Hannah uncovers the technological game changers that have made the smartphone a reality.

  5. Vacuum Cleaner

    2/6Hannah takes a look at the vacuum cleaner, going behind the scenes with Dyson.

  6. Passport

    1/6Hannah gains access to a site where staff work to make the British passport secure.