Extras

    Video thumbnail: Breakthrough: The Ideas That Changed the World Frank Whittle and the Jet Man

    Breakthrough: The Ideas That Changed the World

    Frank Whittle and the Jet Man

    A modern day jet man tells the story of the pioneer of the jetty engine.

    Frank Whittle and the Jet Man

    Video thumbnail: Breakthrough: The Ideas That Changed the World Alphonse Pénaud - The Forgotten Pioneer

    Breakthrough: The Ideas That Changed the World

    Alphonse Pénaud - The Forgotten Pioneer

    The invention of the rubber powered plane inspires the famous Wright brothers.

    Alphonse Pénaud - The Forgotten Pioneer

    Video thumbnail: Breakthrough: The Ideas That Changed the World Abass Ibn Firnas

    Breakthrough: The Ideas That Changed the World

    Abass Ibn Firnas

    Legend has it Ibn Firnas jumped from a cliff with feathers attached to his arms and legs.

    Abass Ibn Firnas

    Video thumbnail: Breakthrough: The Ideas That Changed the World Episode 2 Preview | The Airplane

    Breakthrough: The Ideas That Changed the World

    Episode 2 Preview | The Airplane

    Take to the sky with the dreamers whose work gave humans the ability to fly.

    Episode 2 Preview | The Airplane

    Video thumbnail: Breakthrough: The Ideas That Changed the World Leonardo da Vinci

    Breakthrough: The Ideas That Changed the World

    Leonardo da Vinci

    A legendary artist studies the bodies of flying animals in extraordinary detail.

    Leonardo da Vinci