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Why Does Caffeine Exist?

Why Does Caffeine Exist?

Season 4 Episode 37
8:29
Did An Ancient Pathogen Reshape Our Cells?

Did An Ancient Pathogen Reshape Our Cells?

Season 4 Episode 38
7:40
How Whale Evolution Kind Of Sucked

How Whale Evolution Kind Of Sucked

Season 4 Episode 39
9:49
The Fungi That Turned Ants Into Zombies

The Fungi That Turned Ants Into Zombies

Season 4 Episode 40
8:13
Where Did Water Come From?

Where Did Water Come From?

Season 5 Episode 1
10:17
Our Ancient Relative That Said 'No Thanks' To Life On Land

Our Ancient Relative That Said 'No Thanks' To Life On Land

Season 5 Episode 2
8:59
Darwin Missed An Example of Evolution Right Under His Nose

Darwin Missed An Example of Evolution Right Under His Nose

Season 5 Episode 3
8:53
Are We All Actually Archaea?

Are We All Actually Archaea?

Season 5 Episode 4
8:21
How Plate Tectonics Gave Us Seahorses

How Plate Tectonics Gave Us Seahorses

Season 5 Episode 5
7:20
We Met Neandertals Way Earlier Than We Thought

We Met Neandertals Way Earlier Than We Thought

Season 5 Episode 6
7:28
When A Marsupial Became An Apex Predator

When A Marsupial Became An Apex Predator

Season 5 Episode 7
10:04
How Did Our Most Famous Ancestor Really Die?

How Did Our Most Famous Ancestor Really Die?

Season 5 Episode 8
7:20
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Eons

How Plate Tectonics Transformed Los Angeles

Season 4 Episode 36

Despite the profound changes we’ve made here in recent history, the epic saga of Los Angeles' natural history is still visible - and even striking - if you know where and how to look for it.
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How Chewing May Have Beat Extinction
9:35
Season 8 Episode 6
How Chewing May Have Beat Extinction
Tiny mammals and a group of lizard-like reptiles shared a trait that helped them survive extinction.
How We Figured Out an Asteroid Killed the Dinosaurs
10:43
Season 8 Episode 5
How We Figured Out an Asteroid Killed the Dinosaurs
Where the space rock came from 66 million years ago that crashed and killed the dinosaurs.
Crawling Out Of The Water Was An Evolutionary Accident
8:19
Season 8 Episode 4
Crawling Out Of The Water Was An Evolutionary Accident
Fish evolved terrestrial traits to...stay fish?
Do Chins Make Us Human?
12:07
Season 8 Episode 3
Do Chins Make Us Human?
We're the only ones with chins, and we don't know why.
The Golden Age of Sharks
12:40
Season 8 Episode 2
The Golden Age of Sharks
Why did sharks get so incredibly diverse and odd during the Golden Age?
Darwin's Unexpected Final Obsession
12:12
Season 7 Episode 21
Darwin's Unexpected Final Obsession
What was Charles Darwin really obsessed with?
Are All Oceans Basically Reincarnated?
12:29
Season 7 Episode 20
Are All Oceans Basically Reincarnated?
Did you know ocean basins are reincarnated?
Could This Sperm Whale Eat The Meg?
8:36
Season 7 Episode 19
Could This Sperm Whale Eat The Meg?
How did such a large predator survive?
When Red Pandas Roamed North America
9:41
Season 7 Episode 18
When Red Pandas Roamed North America
How did a relative of the red panda end up in North America?
Webs vs wings: The arms race of the air
8:10
Season 7 Episode 17
Webs vs wings: The arms race of the air
How did the competition of spiders vs insects drive them both into the air?
The Graveyard at the Center of the Earth
12:38
Season 7 Episode 16
The Graveyard at the Center of the Earth
Why plate tectonics don't make sense.
Why Wasn't There A Second Age of Reptiles?
9:59
Season 7 Episode 15
Why Wasn't There A Second Age of Reptiles?
Why was it the mammals who triumphed?
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