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The Search for the Earliest Life

The Search for the Earliest Life

Season 1 Episode 20
5:37
The Facts About Dinosaurs & Feathers

The Facts About Dinosaurs & Feathers

Season 1 Episode 21
10:01
The Last Time the Globe Warmed

The Last Time the Globe Warmed

Season 1 Episode 22
9:54
When Giant Fungi Ruled

When Giant Fungi Ruled

Season 1 Episode 24
6:37
How Two Microbes Changed History

How Two Microbes Changed History

Season 1 Episode 25
7:39
The Time Terror Birds Invaded

The Time Terror Birds Invaded

Season 1 Episode 26
5:32
Untangling the Devil's Corkscrew

Untangling the Devil's Corkscrew

Season 1 Episode 27
6:11
The Great Snake Debate

The Great Snake Debate

Season 1 Episode 28
6:28
The Whole Saga of the Supercontinents

The Whole Saga of the Supercontinents

Season 1 Episode 29
8:40
How Sex Became A Thing

How Sex Became A Thing

Season 1 Episode 31
5:39
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Eons

A Brief History of Geologic Time

Season 1 Episode 19

By looking at the layers beneath our feet, geologists have been able to identify and describe crucial episodes in life’s history. These key events frame the chapters in the story of life on earth and the system we use to bind all these chapters together is the Geologic Time Scale.

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Season
How Snake Venom Sparked An Evolutionary Arms Race
9:11
For some, the rise of venomous elapid snakes was an almost apocalyptic catastrophe.
Why Is It So Hard to Tell the Sex of a Dinosaur?
12:07
When you only have fossils, how do you know if a dinosaur is female or male?
Animals Are Older Than We Thought
11:57
What are animal-like fossils doing in rocks a billion years old?
Our Most Mysterious Extinct Cousins
9:41
Paranthropus lived alongside our ancestors. If we are still here, why aren’t they?
How Ancient Microbes Rode Bug Bits Out to Sea
8:42
Exoskeleton fragments may have allowed microbes to sail the ocean and change the world.
Why Only Earth Has Fire
10:45
Fire only exists only on Earth because fire can’t exist without life.
Beans & Bees (Not Bats) Gave Us Butterflies
7:09
Turns out bats didn’t give us butterflies and we should be thanking bees and beans.
The Huge Extinctions We Are Just Now Discovering
8:58
Graptolites show us how unpredictable the Silurian period really could be.
When Did We Stop Being Naked?
9:05
How can we figure out when we first started wearing clothes?
Do Thunderbeasts Prove Giant Animals Are Inevitable?
7:50
From an evolutionary perspective, is bigger always better?
You're Living On An Ant Planet
9:14
How did ants take over the world?
That Time The Ocean Lost (Almost) All Its Oxygen
9:31
This is how our planet rescued itself from extreme conditions in the Cretaceous Period.
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