Extras

    Video thumbnail: NOVA Milking a Horse is Harder than You Think

    NOVA

    Milking a Horse is Harder than You Think

    To milk a horse, one must trick a mother horse—and trick her well.

    Milking a Horse is Harder than You Think

    Video thumbnail: NOVA First Horse Warriors Preview

    NOVA

    First Horse Warriors Preview

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

    First Horse Warriors Preview