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How the Squid Lost Its Shell

How the Squid Lost Its Shell

Season 1 Episode 38
8:05
How the Chalicothere Split In Two

How the Chalicothere Split In Two

Season 1 Episode 39
7:03
The Age of Reptiles in Three Acts

The Age of Reptiles in Three Acts

Season 1 Episode 40
10:45
The Weird, Watery Tale of Spinosaurus

The Weird, Watery Tale of Spinosaurus

Season 1 Episode 41
7:28
Where Did Viruses Come From?

Where Did Viruses Come From?

Season 1 Episode 45
7:29
When Fish First Breathed Air

When Fish First Breathed Air

Season 1 Episode 46
8:40
Dinosaurs

How the T-Rex Lost Its Arms

Season 1 Episode 47
6:54
FAQs From Our First Year

FAQs From Our First Year

Season 1 Episode 48
9:20
When Insects First Flew

When Insects First Flew

Season 1 Episode 49
8:38
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Eons

What Was the Ancestor of Everything?

Season 1 Episode 37

The search for our origins go back to a single common ancestor -- one that remains shrouded in mystery. It’s the ancestor of everything we know and today scientists call it the last universal common ancestor, or LUCA.

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Season
How Chilis Got Spicy (and Why We Love the Burn)
9:32
Learn about the History and Evolution of the Red (and other) Hot Chilli Peppers.
How Humans Became (Mostly) Right-Handed
8:36
Learn Why Being Right-handed May Have Deep Evolutionary Roots In Our Lineage.
How Worm Holes Ended Wormworld
9:42
How the Ancient Wormworld Met its Fate by its Own Design.
Our Bizarre, Possibly Venomous, Relative
8:11
Explore The Story Of Venomous Mammals, Both Living And Extinct.
The Genes We Lost Along the Way
12:01
This is the journey of our DNA through Time and Space.
The Return of Giant Skin-Shell Sea Turtles
6:53
Sea Turtles, Past And Present.
When We First Talked
11:13
The Evolution of Our Ability to Speak.
The Pandemic That Lasted 15 Million Years
9:20
The Pandemic that Lasted 15 Million Years
The Reign of the Hell Ants
10:09
Explore The History And Disappearance Of The Hell Ants.
The Bear-Sized Beaver That Couldn’t Build A Dam
7:32
Today's Beavers Are Pretty Special And Here's Why.
The Triassic Reptile With "Two Faces"
10:11
History Of This Two-faced Creature And What It Can Teach Us About Mass Extinction.
When the Earth Suddenly Stopped Warming
10:21
The Heated Debate Around Younger Dryas.
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