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When We First Walked

When We First Walked

Season 1 Episode 57
10:56
Did Raptorex Really Exist?

Did Raptorex Really Exist?

Season 1 Episode 58
12:27
Can We Get DNA From Fossils?

Can We Get DNA From Fossils?

Season 1 Episode 59
11:22
When Giant Amphibians Reigned

When Giant Amphibians Reigned

Season 1 Episode 60
9:51
Your Place in the Primate Family Tree

Your Place in the Primate Family Tree

Season 1 Episode 61
11:35
The Two People We're All Related To

The Two People We're All Related To

Season 1 Episode 62
8:44
When Rodents Rafted Across the Ocean

When Rodents Rafted Across the Ocean

Season 2 Episode 1
9:59
When Birds Stopped Flying

When Birds Stopped Flying

Season 2 Episode 2
7:14
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Eons

When Birds Had Teeth

Season 1 Episode 52

Experts are still arguing over whether Archaeopteryx was a true bird, or a paravian dinosaur, or some other kind of dino. But regardless of what side you’re on, how did this fascinating, bird-like animal relate to today’s birds? It turns out its teeth were a clue that this story goes all the way back to what we now call the non-avian dinosaurs.

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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.
Did a Tsunami Swallow Part of Europe?
8:03
What happened to the piece of prime prehistoric real estate known as Doggerland?
We Helped Make Mosquitoes A Problem
8:10
About 6,000 years ago, a lone female mosquito buzzed through the lush savannah in Africa.
Why The Giraffe Got Its Neck
9:01
The giraffe's neck as made us reconsider our understanding of how evolution really works.
A Natural History of Mars
11:03
Another epic planetary saga has also been unfolding right next door.
The Invisible Barrier Keeping Two Worlds Apart
8:03
In between two islands of Indonesia, there’s a line that is both real and not real.
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