Portrait of Lord Melvyn Bragg, host of In Our Time

Carolin Crawford

Emeritus Fellow of Emmanuel College, University of Cambridge, and Emeritus Member of the Institute of Astronomy, Cambridge

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20 episodes

Appears in multiple episodes with: Martin Rees, Monica Grady, Andrew Coates, Paul Murdin

Covers topics in categories such as:

  1. Mercury

    Melvyn Bragg and guests discuss the smallest planet in our solar system, what the Mariner 10 and Messenger missions have revealed and the hopes for the new BepiColombo mission.

    02 May 2024

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    Also featuring: Emma Bunce, David Rothery

     
  2. Jupiter

    Melvyn Bragg and guests discuss the largest planet in our solar system.

    29 June 2023

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    Also featuring: Michele Dougherty, Leigh Fletcher

     
  3. The Death of Stars

    Melvyn Bragg and guests discuss how so much in the Universe, and much of our understanding of it, depends on changes in stars as they die after millions or billions of stable years

    9 June 2022

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    Also featuring: Martin Rees, Mark Sullivan

     
  4. William and Caroline Herschel

    Melvyn Bragg and guests discuss the pioneering brother and sister who, between them, discovered Uranus, comets, double stars and infrared light at the end of the 18th century.

    11 November 2021

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    Also featuring: Monica Grady, Jim Bennett

     
  5. Eclipses

    Melvyn Bragg and guests discuss the progress in our understanding of eclipses from the ancient world onwards and how their predictability illuminates historical records and myths.

    31 December 2020

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    Also featuring: Frank Close, Lucie Green

     
  6. Venus

    Melvyn Bragg and guests discuss Earth's neighbouring planet, once thought very similar but now known to be extremely volcanic with a surface temperature of 450C.

    27 December 2018

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    Also featuring: Colin Wilson, Andrew Coates

     
  7. The Kuiper belt

    Melvyn Bragg and guests discuss the Kuiper Belt region, home to Pluto and countless remnants from the beginnings of our solar system.

    2 March 2017

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    Also featuring: Monica Grady, Stephen Lowry

     
  8. Saturn

    Melvyn Bragg and guests discuss Saturn, the most distant planet easily visible to the human eye, with over 60 moons and, with its rings, one of the most striking sights in space.

    14 January 2016

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    Also featuring: Michele Dougherty, Andrew Coates

     
  9. Dark matter

    Melvyn Bragg and his guests discuss dark matter, the mysterious and invisible substance that is believed to make up most of the universe.

    12 March 2015

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    Also featuring: Gresham Professor of Astronomy Carlos Frenk, Anne Green

     
  10. The Sun

    Melvyn Bragg and his guests discuss the science of the sun, source of all our energy.

    10 July 2014

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    Also featuring: Yvonne Elsworth, Louise Harra

     
  11. Exoplanets

    Melvyn Bragg and guests discuss exoplanets, planets detected outside our solar system.

    3 October 2013

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    Also featuring: Don Pollacco, Suzanne Aigrain

     
  12. Cosmic rays

    Melvyn Bragg and his guests discuss cosmic rays, the mysterious high-energy particles that constantly bombard Earth.

    16 May 2013

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    Also featuring: Alan Watson, Tim Greenshaw

     
  13. The Moon

    Melvyn Bragg and his guests discuss the origins, science and mythology of the moon. Man may have landed on the moon, but our 'twin planet' in many ways still remains a mystery.

    3 November 2011

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    Also featuring: Paul Murdin, Ian Crawford

     
  14. The Age of the Universe

    Melvyn Bragg and his guests discuss a question which has obsessed cosmologists for millennia: how old is the Universe?

    3 March 2011

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    Also featuring: Martin Rees, Carlos Frenk

     
  15. The Cool Universe

    Melvyn Bragg and guests discuss the Cool Universe.

    6 May 2010

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    Also featuring: Paul Murdin, Michael Rowan-Robinson

     
  16. 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: Jim Al-Khalili, Sheila Rowan

     
  17. Galaxies

    Melvyn Bragg and guests discuss the galaxies; spread out across the void of space like spun sugar, but harbouring in their centres super-massive black holes.

    29 June 2006

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    Also featuring: John Gribbin, Robert Kennicutt

     
  18. Asteroids

    Melvyn Bragg discusses asteroids, once regarded as “the vermin of the solar system” but now viewed as key to our understanding of the beginning of time.

    3 November 2005

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    Also featuring: Monica Grady, John Zarnecki

     
  19. Dark Energy

    Melvyn Bragg discusses the recently discovered, and mysteriously named, 'dark energy' which may make up 70% of the universe.

    17 March 2005

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    Also featuring: Martin Rees, Roger Penrose

     
  20. The Planets

    Melvyn Bragg discusses our knowledge of the planets in both our and other solar systems. What causes them to form and what is the likelihood of there being another with properties similar to Earth’s?

    27 May 2004

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    Also featuring: Paul Murdin, Hugh Jones