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Discovery Episode guide

  1. The Age We Made - Part 2

    Are humans creating a new geological epoch through climate change and fossil fuels?

    First broadcast: 29 Oct 2012

  2. End of Drug Discovery

    Speeding up the drug development process to treat the major diseases facing us

    First broadcast: 15 Oct 2012

  3. End of Drug Discovery

    The long and expensive struggle to get medicines to market

    First broadcast: 08 Oct 2012

  4. 28/04/2014

    Explorations in the world of science.

    First broadcast: 28 Apr 2014

    Image for 28/04/2014
  5. Whatever Happened to Biofuels?

    Can we make biofuels from the sugars in the inedible parts of plants?

    First broadcast: 21 Apr 2014

  6. Peter Higgs

    Peter Higgs opens up to Jim Al-Khalili about the Higgs boson.

    First broadcast: 14 Apr 2014

  7. Vikram Patel

    Jim al-Khalili discusses global mental health with psychiatrist Professor Vikram Patel

    First broadcast: 07 Apr 2014

  8. Inside the Shark's Mind

    Can science stop sharks attacking humans?

    First broadcast: 31 Mar 2014

  9. The Biology of Freedom

    Is free will unique to humans or a biological trait that evolved over time?

    First broadcast: 24 Mar 2014

  10. Fructose: the Bittersweet Sugar

    Is fructose a 'toxic additive' or a healthy fruit sugar?

    First broadcast: 17 Mar 2014

  11. Hack my Hearing

    Can hacking hearing aids create a new super sense for people with hearing loss?

    First broadcast: 10 Mar 2014

  12. Show me the Way to Go Home

    How animals navigate, from homing instincts to smell maps and astronomy

    First broadcast: 03 Mar 2014

  13. Saving the Oceans - Part Four

    Aboriginal knowledge and modern science helps to preserve Australia’s marine ecology

    First broadcast: 24 Feb 2014

  14. Saving the Oceans - Part Three

    Commercial fishing’s impact on bird evolution, and the threat of coral eating starfish

    First broadcast: 17 Feb 2014

  15. Saving the Oceans - Part Two

    Saving sharks and snails in the Pacific using modern technology and traditional practice

    First broadcast: 10 Feb 2014

  16. Saving the Oceans - Part One

    Tackling the problems of population and rising seas for the Pacific islands of Kirabati

    First broadcast: 03 Feb 2014

  17. Fixing Nitrogen

    What are alternatives to the process that takes nitrogen from the air to make fertilizer?

    First broadcast: 27 Jan 2014

  18. Chronotypes

    Why are some people 'early birds' while others are 'night owls'?

    First broadcast: 20 Jan 2014

  19. Geoengineering

    Can putting chemicals in the stratosphere to block the sun stop global warming?

    First broadcast: 13 Jan 2014

  20. The Return To Mawson's Antarctica - Part Four

    The mission to rescue the Australian Antarctic Expedition trapped in ice for 10 days

    First broadcast: 06 Jan 2014

  21. The Return to Mawson's Antarctica - Part Three

    Penguins, seals and a stranded vessel - join the Australasian Antarctic Expedition 2013

    First broadcast: 30 Dec 2013

  22. The Return to Mawson's Antarctica - Part Two

    Could changes in the water underneath the ice have consequences for the world's oceans?

    First broadcast: 23 Dec 2013

  23. The Return to Mawson's Antarctica - Part One

    Join polar scientists on an expedition to part of Antarctica last explored 100 years ago

    First broadcast: 16 Dec 2013

  24. Self-Healing Materials

    The new materials that can self-mend, from concrete cracks to car paint scratches

    First broadcast: 09 Dec 2013

  25. The Power of the Unconscious

    The crucial role of our unconscious, and how scientists are harnessing its powers

    First broadcast: 02 Dec 2013

  26. Gut Microbiota

    The important relationship between microbes that live in our gut and our health

    First broadcast: 25 Nov 2013

  27. Nirvana by Numbers

    Did the number zero come out of religious culture in ancient India?

    First broadcast: 18 Nov 2013

  28. Jenny Graves

    Prof Jenny Graves on the evolution of sex genes from fauna to the male Y chromosome

    First broadcast: 11 Nov 2013

  29. Mike Benton

    Jim al-Khalili discusses digging up dinosaurs in remote places with Professor Mike Benton

    First broadcast: 04 Nov 2013

  30. Joanna Haigh

    The professor who studies the sun and the impact of its radiation on the Earth's climate

    First broadcast: 28 Oct 2013

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