All Episodes

Cuba's Cancer Hope

Can Cuba's innovative lung cancer vaccines give new hope to patients across the world?

Mysteries of Sleep

Why do we sleep? And what does sleep have to do with memory, trauma, and our emotions?

Cat Tales

Goddess, demon, house pet? What does science say about the human relationship with cats?

Dog Tales

Follow the epic journey of dog domestication and see what science says about dogs’ love.

Polar Extremes

Paleontologist Kirk Johnson explores the dynamic history—and future—of ice at the poles.

About NOVA

NOVA brings you stories from the frontlines of science and engineering, answering the big questions of today and tomorrow, from how our ancestors lived, to whether parallel universes exist, to how technology will transform our lives. Visit the official website to watch full-length documentaries, or explore our world through short-form video, on our digital publication NOVA Next.

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