Episodes

  • Special Episode: What is the Nobel Prize?
    Oct 17 2025

    This special episode covers the facts and history of the Nobel Prizes. Topics include the founding of the Nobel Prizes by Alfred Nobel, how Nobel Prize winners are selected, what you win if you win the Nobel Prize, the details of the Nobel Prize ceremony, qualities and demographics of Nobel Prize winners in the sciences, and some predictions about the future of the Nobel Prizes.

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    52 mins
  • Episode 27: Prions Part II 1997
    Jun 18 2025

    This episode covers the 1997 Nobel Prize in Physiology or Medicine, which was awarded to Stanley B. Prusiner. The Nobel Assembly at the Karolinska Institute chose to give Prusiner the award “for his discovery of Prions - a new biological principle of infection”. Topics include the work Prusiner did to define prion diseases, the amazing molecular nature of how prion diseases spread, and mad cow disease.

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    31 mins
  • Episode 26: Prions Part I 1976b
    Mar 4 2025

    This episode covers one half of the 1976 Nobel Prize in Physiology or Medicine, which was awarded to D. Carleton Gajdusek. The Nobel Assembly at the Karolinska Institute chose to give Gajdusek the award “for [his] discoveries concerning new mechanisms for the origin and dissemination of infectious diseases”. Topics include the Kuru neurodegenerative disease, the discovery of a new category of infectious diseases, and cannibalism.

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    29 mins
  • Episode 25: Rational Design of Antiviral Drugs 1988a
    Dec 1 2024

    This episode covers one half of the 1988 Nobel Prize in Physiology or Medicine, which was awarded to Gertrude B. Elion and George H. Hitchings. The Nobel Assembly at the Karolinska Institute chose to give Elion and Hitchings the award, “for their discoveries of important principles for drug treatment”. Topics include the discovery of the antiviral drug acyclovir, how acyclovir works to treat herpes simplex virus infections, and the rational approach to drug discovery.

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    27 mins
  • Episode 24: Parasitic Worms 2015b
    Aug 30 2024

    This episode covers one half of the 2015 Nobel Prize in Physiology or Medicine, which was awarded to William C. Campbell and Satoshi Ōmura. The Nobel Assembly at the Karolinska Institute chose to give Campbell and Satoshi the award “for their discoveries concerning a novel therapy against infections caused by roundworm parasites”. Topics include the pathobiology of river blindness (also called onchocerciasis), a generous act by a major pharmaceutical company, and how a golf course in Japan gave us the drug ivermectin.

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    29 mins
  • Episode 23: Pharmacognosy - Drugs from Natural Sources 2015a
    May 25 2024

    This episode covers one half of the 2015 Nobel Prize in Physiology or Medicine, which was awarded to Tu Youyou. The Nobel Assembly at the Karolinska Institute chose to give Tu the award “for her discoveries concerning a novel therapy against malaria”. Topics include Tu’s discovery of the anti-malarial drug artemisinin from an ancient Chinese text, the natural medicine movement, and the Vietnam War.

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    28 mins
  • Episode 22: mRNA Vaccines 2023
    Feb 10 2024

    This episode covers the 2023 Nobel Prize in Physiology or Medicine, which was awarded to Katalin Karikó and Drew Weissman. The Nobel Assembly at the Karolinska Institute chose to give Karikó and Weissman the award “for their discoveries concerning nucleoside base modifications that enabled the development of effective mRNA vaccines against COVID-19”. Topics include the different historical vaccine design platforms, the development of modified mRNA and ionizable lipid nanoparticles for mRNA vaccines, and the rapid roll out of the mRNA vaccines during the COVID-19 pandemic.

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    34 mins
  • Episode 21: Hepatitis C Virus 2020
    Nov 10 2023

    This episode covers the 2020 Nobel Prize in Physiology or Medicine, which was awarded to Harvey J. Alter, Michael Houghton, and Charles M. Rice. The Nobel Assembly at the Karolinska Institute chose to give Alter, Houghton, and Rice the award “for the discovery of Hepatitis C virus”. Topics include the recognition that another hepatitis virus existed other than Hepatitis A and B viruses, the experiments that lead to the identification of the Hepatitis C virus, and antiviral drugs that cure chronic Hepatitis C virus infections.

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    29 mins