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  • Cancer As a Genetic Disease

    Cancer As a Genetic Disease

    Lecture

    (58 min 33 sec) Understanding that cancer is caused by mutations in genes that regulate cell proliferation has led to the development of targeted drug therapies.

  • Earth's Climate: Back to the Future

    Earth's Climate: Back to the Future

    Lecture

    (1 hr 27 min 59 sec) Earth has been both cooler and warmer in the past, but the change is usually gradual. The current rate of carbon dioxide increase is unprecedented in human history, and solutions to mitigate its effect on global warming are challenging to implement.

  • Eavesdropping on Tiny Conspiracies

    Eavesdropping on Tiny Conspiracies

    Lecture

    (58 min 29 sec) The quorum sensing system is a target for a new class of drugs that interfere with virulence without killing bacteria.

  • Biodiversity at a Snail's Pace

    Biodiversity at a Snail's Pace

    Lecture

    (58 min 29 sec) Cone snails have evolved many different toxins for different uses. Total molecular biodiversity may number in the millions.

  • Scanning Life's Matrix: Genes, Proteins, and Small Molecules

    Scanning Life's Matrix: Genes, Proteins, and Small Molecules

    Lecture

    In four presentations, Stuart L. Schreiber, PhD, and Eric S. Lander, PhD, open a window onto the fast-paced world of genomic science and chemical genetics.

  • The Double Life of RNA

    The Double Life of RNA

    Lecture

    In four lectures, Nobel laureate Thomas R. Cech, PhD, discusses the ability of RNA to act as more than just an intermediary between DNA and proteins.