NOVA

Building Chernobyl's MegaTomb

Passport Season 44 Episode 8 | 52m 55s

Engineers race to build a massive dome to contain the crumbling remains of the reactor.

Aired: 04/26/17

Expires: 12/31/26

Rating: TV-PG

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Video thumbnail: NOVA Day the Dinosaurs Died

NOVA

Day the Dinosaurs Died

Experts drill into the impact crater of an asteroid that created a worldwide cataclysm.

S44 Ep21 | 53m 30s

Day the Dinosaurs Died

S44 Ep21 | 53m 30s

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Video thumbnail: NOVA Bird Brain

NOVA

Bird Brain

Watch as birds solve puzzles and challenge our basic notions of intelligence.

S44 Ep20 | 53m 30s

Bird Brain

S44 Ep20 | 53m 30s

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Video thumbnail: NOVA Extreme Animal Weapons

NOVA

Extreme Animal Weapons

NOVA uncovers the secrets of nature’s battleground—claws, horns, fangs and all.

S44 Ep19 | 52m 55s

Extreme Animal Weapons

S44 Ep19 | 52m 55s

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Video thumbnail: NOVA Killer FloodsPassport

NOVA

Killer Floods

Scientists uncover geologic evidence of epic floods that tore through ancient landscapes.

S44 Ep18 | 54m

Killer Floods

S44 Ep18 | 54m

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Video thumbnail: NOVA Killer Hurricanes

NOVA

Killer Hurricanes

Experts reconstruct the Great Hurricane of 1780 to help predict the risk of future storms.

S44 Ep17 | 53m 1s

Killer Hurricanes

S44 Ep17 | 53m 1s

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Video thumbnail: NOVA Killer Volcanoes

NOVA

Killer Volcanoes

Scientists hunt for a mega-eruption that plunged medieval Earth into a deep freeze.

S44 Ep16 | 54m

Killer Volcanoes

S44 Ep16 | 54m

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Video thumbnail: NOVA Secrets of the Forbidden CityPassport

NOVA

Secrets of the Forbidden City

How has China’s magnificent Forbidden City withstood centuries of earthquakes?

S44 Ep15 | 53m 30s

Secrets of the Forbidden City

S44 Ep15 | 53m 30s

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Video thumbnail: NOVA Ghosts of Stonehenge

NOVA

Ghosts of Stonehenge

Archaeological research uncovers provocative new clues about Stonehenge.

S44 Ep14 | 53m 36s

Ghosts of Stonehenge

S44 Ep14 | 53m 36s

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Video thumbnail: NOVA Secrets of the Shining KnightPassport

NOVA

Secrets of the Shining Knight

Discover the world of medieval knights and see how their armor was made.

S44 Ep13 | 53m 30s

Secrets of the Shining Knight

S44 Ep13 | 53m 30s

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Video thumbnail: NOVA Death Dive to SaturnPassport

NOVA

Death Dive to Saturn

Follow Cassini's final days as it skims the cloud tops before plunging into the planet.

S44 Ep12 | 54m 32s

Death Dive to Saturn

S44 Ep12 | 54m 32s

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Video thumbnail: NOVA Eclipse Over AmericaPassport

NOVA

Eclipse Over America

The country’s first solar eclipse in 99 years will cast a light on the Sun’s secrets.

S44 Ep11 | 53m 2s

Eclipse Over America

S44 Ep11 | 53m 2s

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Video thumbnail: NOVA Poisoned Water

NOVA

Poisoned Water

What exactly went wrong in Flint—and what does it mean for the rest of the country?

S44 Ep10 | 54m 7s

Poisoned Water

S44 Ep10 | 54m 7s

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