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How Did Whales Evolve From Land Mammals?

How Did Whales Evolve From Land Mammals?

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3:08
The whale that could walk

The whale that could walk

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2:48
Ancient whale fossils found in the desert

Ancient whale fossils found in the desert

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2:10
This Massive Skeleton Belongs to an Ancient Whale

This Massive Skeleton Belongs to an Ancient Whale

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2:28
How Ancient Easter Island statues “walked”

How Ancient Easter Island statues “walked”

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2:17
What really led to the collapse of Easter Island?

What really led to the collapse of Easter Island?

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2:58
Inside the Construction of the Statue of Liberty

Inside the Construction of the Statue of Liberty

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2:59
The Mysterious Illness That Befell Eiffel Tower Construction Workers

The Mysterious Illness That Befell Eiffel Tower Construction Workers

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2:50
5 things to know about the Eiffel Tower

5 things to know about the Eiffel Tower

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1:40
Why is the Eiffel Tower Shaped Like That?

Why is the Eiffel Tower Shaped Like That?

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1:58
How parrots swing like monkeys

How parrots swing like monkeys

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1:36
When Camels Roamed the Arctic

When Camels Roamed the Arctic

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2:54
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NOVA

Can DNA technology Help Rebuild a Family Tree?

Many Black families in America don’t have robust ancestry records because of the legacy of slavery and family separation. But this documentary filmmaker is on a mission: use DNA technology to solve the mysteries of his family tree.
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Ancient Earth: Life Rising
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53:47
Season 50 Episode 13
Ancient Earth: Life Rising
See how life made the leap to land, turning a barren landscape into a lush, green world.
Ancient Earth: Frozen
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53:46
Season 50 Episode 12
Ancient Earth: Frozen
How did life survive on a planet covered in ice from pole to pole?
Ancient Earth: Birth of the Sky
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53:47
Season 50 Episode 11
Ancient Earth: Birth of the Sky
See how Earth transformed from a barren hellscape to a planet capable of sustaining life.
Your Brain: Who's in Control?
53:31
Season 50 Episode 10
Your Brain: Who's in Control?
Dive into the subconscious to see what’s really driving the decisions you make.
Your Brain: Perception Deception
53:30
Season 50 Episode 9
Your Brain: Perception Deception
Neuroscientists discover the tricks and shortcuts the brain takes to help us survive.
Hidden Volcano Abyss
53:19
Season 50 Episode 8
Hidden Volcano Abyss
Investigate one of the most powerful volcanic eruptions in recorded history.
Saving the Right Whale
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53:31
Season 50 Episode 7
Saving the Right Whale
Follow scientists determined to save the critically endangered right whale.
Chasing Carbon Zero
53:31
Season 50 Episode 6
Chasing Carbon Zero
Here’s how the U.S. could reach net-zero carbon emissions by 2050.
Weathering the Future
53:31
Season 50 Episode 5
Weathering the Future
Americans use ancient wisdom and new technology to fight extreme weather.
Nazca Desert Mystery
53:31
Season 49 Episode 17
Nazca Desert Mystery
Who created the Nazca lines and why? New clues to one of the greatest ancient enigmas.
Rebuilding Notre Dame
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53:43
Season 49 Episode 13
Rebuilding Notre Dame
A team tackles the restoration of iconic Notre Dame Cathedral.
Ice Age Footprints
53:43
Season 49 Episode 9
Ice Age Footprints
Ancient footprints provide new evidence of humans and extinct giant beasts of the Ice Age.
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