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The Invisible Barrier Keeping Two Worlds Apart

The Invisible Barrier Keeping Two Worlds Apart

Season 5 Episode 21
8:03
A Natural History of Mars

A Natural History of Mars

Season 5 Episode 22
11:03
Why The Giraffe Got Its Neck

Why The Giraffe Got Its Neck

Season 6 Episode 1
9:01
We Helped Make Mosquitoes A Problem

We Helped Make Mosquitoes A Problem

Season 6 Episode 2
8:10
Did a Tsunami Swallow Part of Europe?

Did a Tsunami Swallow Part of Europe?

Season 6 Episode 3
8:03
That Time The Ocean Lost (Almost) All Its Oxygen

That Time The Ocean Lost (Almost) All Its Oxygen

Season 6 Episode 4
9:31
You're Living On An Ant Planet

You're Living On An Ant Planet

Season 6 Episode 5
9:14
Do Thunderbeasts Prove Giant Animals Are Inevitable?

Do Thunderbeasts Prove Giant Animals Are Inevitable?

Season 6 Episode 6
7:50
When Did We Stop Being Naked?

When Did We Stop Being Naked?

Season 6 Episode 7
9:05
The Huge Extinctions We Are Just Now Discovering

The Huge Extinctions We Are Just Now Discovering

Season 6 Episode 8
8:58
Beans & Bees (Not Bats) Gave Us Butterflies

Beans & Bees (Not Bats) Gave Us Butterflies

Season 6 Episode 9
7:09
Why Only Earth Has Fire

Why Only Earth Has Fire

Season 6 Episode 10
10:45
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Eons

It's Becoming Very Clear That Birds Are Not Normal

Season 5 Episode 20

A new discovery raises an important question: from an evolutionary perspective, who really has the stranger wings?
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When Giant Hypercarnivores Prowled Africa
9:17
Season 2 Episode 43
When Giant Hypercarnivores Prowled Africa
Hyaenodonts gave the world some of its largest terrestrial carnivorous mammals ever known.
How We Domesticated Cats (Twice)
7:47
Season 2 Episode 42
How We Domesticated Cats (Twice)
How we domesticated cats twice.
Were These Monsters Inspired by Fossils?
12:18
Season 2 Episode 41
Were These Monsters Inspired by Fossils?
Were these monsters inspired by fossils?
When Hobbits Were Real
9:10
Season 2 Episode 40
When Hobbits Were Real
Was it its own species? Or was it really just one of us?
The Case of the Dinosaur Egg Thief
7:28
Season 2 Episode 39
The Case of the Dinosaur Egg Thief
The case of the dinosaur egg thief.
When Antarctica Was Green
11:03
Season 2 Episode 38
When Antarctica Was Green
When Antarctica was green.
When Giant Lemurs Ruled Madagascar
10:09
Season 2 Episode 37
When Giant Lemurs Ruled Madagascar
Just a few thousand years ago, the island of Madagascar was inhabited by giant lemurs.
How Pterosaurs Got Their Wings
8:33
Season 2 Episode 36
How Pterosaurs Got Their Wings
How pterosaurs got their wings.
When Bats Took Flight
11:09
Season 2 Episode 35
When Bats Took Flight
When Bats Took Flight
The Raptor That Made Us Rethink Dinosaurs
8:35
Season 2 Episode 34
The Raptor That Made Us Rethink Dinosaurs
The raptor that made us rethink dinosaurs.
The Missing Link That Wasn’t
9:54
Season 2 Episode 33
The Missing Link That Wasn’t
There is no missing link in our lineage, because that’s not how evolution works.
Was This Dinosaur a Cannibal?
10:37
Season 2 Episode 32
Was This Dinosaur a Cannibal?
Was this dinosaur a cannibal?
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