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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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Season
How We Figured Out Fermentation
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Fermented foods opened up a whole new nutritional landscape for us.
The Dinosaur Who Was Buried at Sea
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Nobody had ever found a specimen like Borealopelta before.
The Biggest Frog that Ever Lived
7:05
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When Dinosaurs Chilled in the Arctic
9:20
How were they able to survive in this harsh environment?
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This period was anything but boring.
When Dinosaur Look-Alikes Ruled the Earth
7:23
These animals truly ruled the Earth, becoming both abundant and diverse.
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10:44
The key to solving the puzzle of Precambrian life was a tiny bit of fossilized fat.
The Two Viruses That We’ve Had For Millions of Years
9:11
The two viruses that we’ve had for millions of years.
How Plants Caused the First Mass Extinction
9:31
The arrival of plants on land would eventually help cause a massive extinction event.
How the Andes Mountains Might Have Killed a Bunch of Whales
8:27
Cerro Ballena has over 40 skeletons of marine mammals from the Late Miocene Epoch.
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