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The 170-Year Search for a Planet Beyond Neptune

The 170-Year Search for a Planet Beyond Neptune

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2:29
The Evidence for Planet Nine’s Existence

The Evidence for Planet Nine’s Existence

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3:03
Inside the Search for Planet Nine

Inside the Search for Planet Nine

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3:14
Six Ways Quantum Computers Could Change the World

Six Ways Quantum Computers Could Change the World

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3:50
Astronomers Photograph 2 Newborn Planets for the First Time

Astronomers Photograph 2 Newborn Planets for the First Time

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2:41
The Science Behind This Sleight of Hand

The Science Behind This Sleight of Hand

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0:46
How Did the Moon Come to Be?

How Did the Moon Come to Be?

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1:01
Scientists Launch Rocket into the Moon to Find Water

Scientists Launch Rocket into the Moon to Find Water

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4:35
Five Facts About the Red Planet

Five Facts About the Red Planet

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1:03
Mars, the Red Planet, Was Once Blue

Mars, the Red Planet, Was Once Blue

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1:25
Five Facts About Hot, Volcanic Venus

Five Facts About Hot, Volcanic Venus

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0:58
Inside Look: "The Planets"

Inside Look: "The Planets"

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1:30
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NOVA

This Cute Robot Uses Sophisticated AI to Help Teach Kids

This robot might look like a Furby. But, using artificial intelligence, it can learn to understand a child's emotional state to better engage them during a lesson.
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Beyond the Elements: Indestructible
53:30
Season 47 Episode 18
Beyond the Elements: Indestructible
Discover the fascinating chemistry that makes our world and everything in it—including us.
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.
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