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The Next Quest for New Worlds

The Next Quest for New Worlds

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2:15
Choose Your Own Adventure into a Black Hole

Choose Your Own Adventure into a Black Hole

Video
0:37
Black Hole Information Paradox

Black Hole Information Paradox

Video
3:56
Ethics and Self-Driving Cars

Ethics and Self-Driving Cars

Video
2:57
Can You Upload Your Brain?

Can You Upload Your Brain?

Video
3:07
Using Artificial Intelligence to Diagnose Melanoma

Using Artificial Intelligence to Diagnose Melanoma

Video
2:09
North American Gold

North American Gold

Video
2:28
What Does Dark Energy Look Like?

What Does Dark Energy Look Like?

Video
4:16
Aftermath of Hurricane Maria

Aftermath of Hurricane Maria

Video
1:18
Boating in Toxic Floodwater

Boating in Toxic Floodwater

Video
2:32
Hurricane Harvey Destroys Home

Hurricane Harvey Destroys Home

Video
3:18
The Town Hurricane Harvey Ruined

The Town Hurricane Harvey Ruined

Video
1:24
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NOVA

Why Fart Sounds Are Funny

April Fool's! We weigh in on the serious science behind... whoopee cushions.
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Beyond the Elements: Reactions
53:31
Season 47 Episode 17
Beyond the Elements: Reactions
Discover the fascinating chemistry that makes our world and everything in it—including us.
Can We Cool the Planet?
53:31
Season 47 Episode 16
Can We Cool the Planet?
Scientists look to geoengineering and other methods to cool the planet.
Nature's Fear Factor
53:21
Season 47 Episode 9
Nature's Fear Factor
Can bringing predators—and fear—back into an ecosystem help restore its natural balance?
Cat Tales
53:21
Season 47 Episode 3
Cat Tales
Goddess, demon, house pet? What does science say about the human relationship with cats?
Polar Extremes
1:52:46
Season 47 Episode 1
Polar Extremes
Paleontologist Kirk Johnson explores the dynamic history—and future—of ice at the poles.
Decoding da Vinci
53:30
Season 46 Episode 21
Decoding da Vinci
Discover the science behind Leonardo da Vinci's masterpieces—and Mona Lisa's iconic smile.
Why Bridges Collapse
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53:25
Season 46 Episode 18
Why Bridges Collapse
Can new engineering techniques help prevent deadly bridge collapses?
Rise of the Mammals
53:15
Season 46 Episode 17
Rise of the Mammals
Amazing fossils reveal how mammals took over after an asteroid wiped out the dinosaurs.
Back to the Moon
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53:32
Season 46 Episode 11
Back to the Moon
Discover why scientists and entrepreneurs alike have their sights set on the Moon again.
The Next Pompeii
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53:22
Season 46 Episode 6
The Next Pompeii
In the shadow of Vesuvius and Pompeii, a lesser-known volcano puts Naples at risk.
Rise of the Rockets
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53:34
Season 46 Episode 5
Rise of the Rockets
New technologies are promising a new renaissance in space travel.
Decoding the Great Pyramid
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53:23
Season 46 Episode 4
Decoding the Great Pyramid
New archeological evidence shows the stunning engineering of the Great Pyramid of Giza.
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