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What Happened to the Hole in the Ozone Layer?

What Happened to the Hole in the Ozone Layer?

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3:13
Can Technology Detect Deepfakes Better Than Humans Can?

Can Technology Detect Deepfakes Better Than Humans Can?

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7:09
This Powerful Psychedelic May Help Treat Opioid Addiction

This Powerful Psychedelic May Help Treat Opioid Addiction

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3:28
Venus: The Planet With Battery Acid Clouds

Venus: The Planet With Battery Acid Clouds

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3:27
How the Martian Atmosphere Helped Nasa’s Rovers Restore Energy

How the Martian Atmosphere Helped Nasa’s Rovers Restore Energy

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2:59
Why is Haumea Shaped Like an Egg?

Why is Haumea Shaped Like an Egg?

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2:30
How a Walnut-Shaped Moon Help Shape Saturn’s Rings

How a Walnut-Shaped Moon Help Shape Saturn’s Rings

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2:35
This Tiny Moon Is a Volcanic Powerhouse

This Tiny Moon Is a Volcanic Powerhouse

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2:45
Enceladus: A Frozen Moon With Explosive Eruptions

Enceladus: A Frozen Moon With Explosive Eruptions

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1:56
Could This Icy Moon’s Ocean Support Life?

Could This Icy Moon’s Ocean Support Life?

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1:21
Why Do Comets Have Tails?

Why Do Comets Have Tails?

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0:55
This Moon May Have the Ingredients for Life

This Moon May Have the Ingredients for Life

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2:14
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NOVA

A Hidden Cause of Sinkholes Is Lurking Underground

Sinkholes can form either really quickly, or really slowly over a long period of time – and they don’t always come with warning signs.
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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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