Extras

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

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