Season 46

    Video thumbnail: NOVA First Horse Warriors

    NOVA

    First Horse Warriors

    The advent of horse riding changed the course of human history and our genetic makeup.

    First Horse Warriors

    Video thumbnail: NOVA Inside the Megafire

    NOVA

    Inside the Megafire

    Scientists investigate the deadly megafires that swept through California in 2018.

    Inside the Megafire

    Video thumbnail: NOVA Saving the Dead Sea

    NOVA

    Saving the Dead Sea

    Can a daring water engineering project revive the Dead Sea without altering its chemistry?

    Saving the Dead Sea

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