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  • Clockwork Genes: Discoveries in Biological Time

    Clockwork Genes: Discoveries in Biological Time

    Lecture

    Four lectures highlight the research of two scientists who have made groundbreaking discoveries elucidating the molecular basis of circadian clocks—the internal timekeepers that govern fluctuations in behavior and physiology on a 24-hour cycle.

  • Interview with Dr. Ron Konopka

    Interview with Dr. Ron Konopka

    Interview

    (44 sec) Dr. Benzer is joined by Dr. Ron Konopka for a brief discussion of how the per gene is involved in mammalian clocks.

  • The Drosophila Molecular Clock Model

    The Drosophila Molecular Clock Model

    Animation

    (7 min 35 sec) Watch these animations display the dynamic orchestration of the molecular events of the Drosophila biological clock.

  • The Mammalian Molecular Clock Model

    The Mammalian Molecular Clock Model

    Animation

    (3 min 41 sec) This animation shows the molecular interactions involved in the negative feedback loop responsible for circadian rhythms in mammals.