Portrait of Lord Melvyn Bragg, host of In Our Time

Jim Al-Khalili

Professor of Physics at the University of Surrey

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8 episodes

Appears in multiple episodes with: Sheila Rowan

Covers topics in categories such as:

  1. Maths in the Early Islamic World

    Melvyn Bragg and guests discuss how mathematicians in the Islamic world, from C8th-C15th, developed new ideas and synthesised ideas from Greek and Indian maths.

    16 February 2017

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    Also featuring: Colva Roney-Dougal, Peter Pormann

     
  2. Radiation

    Melvyn Bragg and guests discuss the history of the discovery of radiation, from the idea that light consisted of waves, through electromagnetism to the naming of gamma rays.

    12 November 2009

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    Also featuring: Frank Close, Frank James

     
  3. The Physics of Time

    Melvyn Bragg and guests discuss the physics of time - what is it and does it even exist?

    18 December 2008

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    Also featuring: Monica Grady, Ian Stewart

     
  4. Gravitational Waves

    Melvyn Bragg and guests discuss Gravitational Waves, mysterious phenomena that ripple the fabric of space-time.

    17 May 2007

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    Also featuring: Carolin Crawford, Sheila Rowan

     
  5. The Graviton

    Melvyn Bragg discusses the search for the Graviton, a hypothetical elementary particle that offers a unifying theory of gravitational force.

    24 November 2005

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    Also featuring: Roger Cashmore, Sheila Rowan

     
  6. Higgs Boson

    Melvyn Bragg discusses the Higgs Boson; the God particle, which explains how all mass behaves. It is a legend among physicists but does it exist?

    18 November 2004

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    Also featuring: David Wark, Roger Cashmore

     
  7. Rutherford

    Melvyn Bragg discusses Ernest Rutherford. He is seen as the father of nuclear science, a great charismatic figure who mapped the landscape of the sub-atomic world.

    19 February 2004

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    Also featuring: Simon Schaffer, Patricia Fara

     
  8. Nuclear Physics

    Melvyn Bragg discusses the controversial 20th century scientific breakthrough and development of nuclear physics, which harnesses the enigmatic qualities of the atom’s core to create nuclear power.

    10 January 2002

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    Also featuring: Christine Sutton, John Gribbin