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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
When Fish Wore Armor

When Fish Wore Armor

Season 1 Episode 51
9:37
When Birds Had Teeth

When Birds Had Teeth

Season 1 Episode 52
11:29
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Eons

That Time It Rained for Two Million Years

Season 1 Episode 43

At the beginning of the Triassic Period, with the continents locked together from pole-to-pole in the supercontinent of Pangea, the world is hot, flat, and very, very dry. But then 234 million years ago, the climate suddenly changed for the wetter.

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The Case of the Dinosaur Egg Thief
7:28
The case of the dinosaur egg thief.
When Antarctica Was Green
11:03
When Antarctica was green.
When Giant Lemurs Ruled Madagascar
10:09
Just a few thousand years ago, the island of Madagascar was inhabited by giant lemurs.
How Pterosaurs Got Their Wings
8:33
How pterosaurs got their wings.
When Bats Took Flight
11:09
When Bats Took Flight
The Raptor That Made Us Rethink Dinosaurs
8:35
The raptor that made us rethink dinosaurs.
The Missing Link That Wasn’t
9:54
There is no missing link in our lineage, because that’s not how evolution works.
Was This Dinosaur a Cannibal?
10:37
Was this dinosaur a cannibal?
When Giant Deer Roamed Eurasia
6:53
Megaloceros was one of the largest members of the deer family ever to walk the Earth.
How Earth's First, Unkillable Animals Saved the World
10:12
How Earth's First, Unkillable Animals Saved the World
How Volcanoes Froze the Earth...Twice
10:29
How Volcanoes Froze the Earth...Twice
When We Met Other Human Species
12:56
We all belong to the only group of hominins on the planet today. But we weren’t alone.
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