All Episodes

Gene-Editing Reality Check

CRISPR gene-editing technology is advancing quickly. What can it do now—and in the future?

A to Z: How Writing Changed the World

The creation of printing, the first information technology, drove empires and revolutions.

A to Z: The First Alphabet

The birth of writing and the first alphabet were among the world’s most vital inventions.

Secret Mind of Slime

Meet slime molds: the brainless blobs that can learn, make decisions, and navigate mazes.

Human Nature

We can now edit the human genome with a tool called CRISPR. But how far should we go?

Decoding COVID-19

Scientists race to understand and defeat the coronavirus behind the COVID-19 pandemic.

Eagle Power

Follow eagles from the nest to the skies to see what makes these predators so remarkable.

The Truth About Fat

Could it be that body fat has more to do with biological processes than personal choices?

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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