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NOVA

Oklahoma's Deadliest Tornadoes Preview

Video duration: 0:30

Hear harrowing stories from survivors of Moore’s massive tornado and meet scientists who stalk these ferocious storms.

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Hunt for the Supertwister

Hunt for the Supertwister

Tornado-chasing scientists with an eye to better forecasting plumb the secrets of nature's most terrifying ...

Rate Tornado Damage

Rate Tornado Damage

Use the Fujita Scale of tornado intensity to assess the level of destruction left in the wake of actual tor...

Tornado Country

Tornado Country

How is it that with nearly 200 nations in the world, just one—the U.S.—gets up to three-quarters of all tor...

Killer Tornado of 1928

Killer Tornado of 1928

The remarkable story of 17-year-old Dale Larson and 29 Nebraskan schoolchildren shows how far tornado warni...

Episodes of NOVA44

Video thumbnail: NOVA Treasures of the Earth: Power

NOVA

Treasures of the Earth: Power

Drill underground to see the treasures that power our world—today and into the future.

53:10

Treasures of the Earth: Power

53:10

Video thumbnail: NOVA School of the Future

NOVA

School of the Future

How can the science of learning help us rethink the future of education for all children?

1:53:34

School of the Future

1:53:34

Video thumbnail: NOVA 15 Years of Terror

NOVA

15 Years of Terror

From 9/11 to today’s crowd-sourced violence, trace how terrorists’ strategies have evolved

54:30

15 Years of Terror

54:30

Video thumbnail: NOVA Bombing Hitler's Supergun

NOVA

Bombing Hitler's Supergun

Discover how Allied forces conspired to destroy one of Hitler’s most diabolical weapons.

52:51

Bombing Hitler's Supergun

52:51

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Clips of NOVA208

Video thumbnail: NOVA Making a Samurai Sword

NOVA

Making a Samurai Sword

Japanese master craftsmen turned a pile of crude iron into the deadly Samurai sword.

2:32

Making a Samurai Sword

2:32

Video thumbnail: NOVA Zika: The Untold Story

NOVA

Zika: The Untold Story

Join the scientists who saw Zika coming as they trace the origins of this devastating viru

14:39

Zika: The Untold Story

14:39

Video thumbnail: NOVA Customizing Education

NOVA

Customizing Education

Alt School is an experiment in customized learning environments.

4:06

Customizing Education

4:06

Video thumbnail: NOVA Why Bats Share Blood

NOVA

Why Bats Share Blood

Vampire bats will sometimes share a blood meal—but only with friends and family.

1:54

Why Bats Share Blood

1:54

Video thumbnail: NOVA Quantum Physics to Protect Votes

NOVA

Quantum Physics to Protect Votes

You can make your vote incredibly secure on Election Day—all thanks to quantum mechanics.

5:23

Quantum Physics to Protect Votes

5:23

Video thumbnail: NOVA Unmaking an Islamic Terrorist

NOVA

Unmaking an Islamic Terrorist

Mubin Shaikh went from young army cadet to self-radicalized Jihadist and back. Here’s what

11:50

Unmaking an Islamic Terrorist

11:50

Video thumbnail: NOVA The Importance of Immersion

NOVA

The Importance of Immersion

For English language learners, inclusion in fluent English classes is crucial for growth.

5:08

The Importance of Immersion

5:08

Video thumbnail: NOVA Dancing to Learn... Science

NOVA

Dancing to Learn... Science

A program uses choreography to get kids from diverse communities excited about science.

4:01

Dancing to Learn... Science

4:01

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Previews of NOVA164

Video thumbnail: NOVA Treasures of the Earth: Metals Preview

NOVA

Treasures of the Earth: Metals Preview

What is it about the nature of metals that have made them a pillar of human civilization?

0:30

Treasures of the Earth: Metals Preview

0:30

Video thumbnail: NOVA Treasures of the Earth: Power Preview

NOVA

Treasures of the Earth: Power Preview

Drill underground to see the treasures that power our world—today and into the future.

0:30

Treasures of the Earth: Power Preview

0:30

Video thumbnail: NOVA Treasures of the Earth: Gems Preview

NOVA

Treasures of the Earth: Gems Preview

What processes in the depths of the Earth forge beautiful and precious stones?

0:30

Treasures of the Earth: Gems Preview

0:30

Video thumbnail: NOVA 15 Years of Terror Preview

NOVA

15 Years of Terror Preview

From 9/11 to today’s crowd-sourced violence, trace how terrorists’ strategies have evolved

0:30

15 Years of Terror Preview

0:30

See All Previews