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Can DNA technology Help Rebuild a Family Tree?

Can DNA technology Help Rebuild a Family Tree?

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3:28
How Did Whales Evolve From Land Mammals?

How Did Whales Evolve From Land Mammals?

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3:08
Ancient whale fossils found in the desert

Ancient whale fossils found in the desert

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2:10
The whale that could walk

The whale that could walk

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2:48
This Massive Skeleton Belongs to an Ancient Whale

This Massive Skeleton Belongs to an Ancient Whale

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2:28
What really led to the collapse of Easter Island?

What really led to the collapse of Easter Island?

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2:58
How Ancient Easter Island statues “walked”

How Ancient Easter Island statues “walked”

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2:17
Why is the Eiffel Tower Shaped Like That?

Why is the Eiffel Tower Shaped Like That?

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1:58
The Mysterious Illness That Befell Eiffel Tower Construction Workers

The Mysterious Illness That Befell Eiffel Tower Construction Workers

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2:50
Inside the Construction of the Statue of Liberty

Inside the Construction of the Statue of Liberty

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2:59
5 things to know about the Eiffel Tower

5 things to know about the Eiffel Tower

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1:40
How parrots swing like monkeys

How parrots swing like monkeys

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1:36
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NOVA

How Malaria Shaped America

Around the 1900s, parts of the United States were awash with Malaria—especially in the South and parts of the Eastern Seaboard. And it even has impacted major historical events like the American Revolution.
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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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