Season 1 Season 201724 ep
1
The Trouble With Trilobites
2017-06-26
2
When Did the First Flower Bloom?
2017-07-03
3
The Tully Monster & Other Problematic Creatures
2017-07-11
4
Stegosaurs: Tiny Brains & Thagomizers
2017-07-17
5
What Colors Were Dinosaurs?
2017-07-24
6
The Story of Saberteeth
2017-07-31
7
That Time Oxygen Almost Killed Everything
2017-08-07
8
The Biggest Thing That Ever Flew
2017-08-14
9
Dimetrodon: Our Most Unlikely Ancestor
2017-08-21
10
The Extinction That Never Happened
2017-08-28
11
The Strange Case of the Buzzsaw Jaws
2017-09-11
12
The Age of Giant Insects
2017-09-18
13
History's Most Powerful Plants
2017-09-26
14
How Did Dinosaurs Get So Huge?
2017-10-02
15
When The Earth Was Purple
2017-10-09
16
'Living Fossils' Aren't Really a Thing
2017-10-16
17
When Whales Walked
2017-10-23
18
An Illustrated History of Dinosaurs
2017-10-30
19
A Brief History of Geologic Time
2017-11-06
20
The Search for the Earliest Life
2017-11-20
21
The Facts About Dinosaurs & Feathers
2017-11-27
22
The Last Time the Globe Warmed
2017-12-04
23
What Happened to the World's Greatest Ape?
2017-12-11
24
When Giant Fungi Ruled
2017-12-18
Season 2 Season 201845 ep
1
How Two Microbes Changed History
2018-01-15
2
The Time Terror Birds Invaded
2018-01-22
3
Untangling the Devil's Corkscrew
2018-01-29
4
The Great Snake Debate
2018-02-05
5
The Whole Saga of the Supercontinents
2018-02-12
6
From the Cambrian Explosion to the Great Dying
2018-02-20
7
How Sex Became a Thing
2018-02-26
8
The Other Explosion You Should Know About
2018-03-05
9
How the Turtle Got Its Shell
2018-03-12
10
What a Dinosaur Looks Like Under a Microscope
2018-03-19
11
The Most Useful Fossils in the World
2018-03-26
12
Inside the Dinosaur Library
2018-04-02
13
What Was the Ancestor of Everything?
2018-04-11
14
How the Squid Lost Its Shell
2018-04-17
15
How the Chalicothere Split In Two
2018-04-24
16
The Age of Reptiles in Three Acts
2018-05-02
17
The Weird, Watery Tale of Spinosaurus
2018-05-08
18
From the Fall of Dinos to the Rise of Humans
2018-05-16
19
That Time It Rained for Two Million Years
2018-05-22
20
Why Triassic Animals Were Just the Weirdest
2018-06-05
21
Where Did Viruses Come From?
2018-06-12
22
When Fish First Breathed Air
2018-06-19
23
How the T-Rex Lost Its Arms
2018-06-26
24
FAQs From Our First Year
2018-07-03
25
When Insects First Flew
2018-07-10
26
The Mystery of the Eocene’s Lethal Lake
2018-07-17
27
When Fish Wore Armor
2018-07-24
28
When Birds Had Teeth
2018-08-07
29
How Horses Took Over North America (Twice)
2018-08-14
30
How a Supervolcano Made the Cenozoic’s Coolest Fossils
2018-08-22
31
The Rise and Fall of the Bone-Crushing Dogs
2018-08-28
32
Life, Sex & Death Among the Dire Wolves
2018-09-06
33
When We First Walked
2018-09-11
34
Did Raptorex Really Exist?
2018-09-18
35
Can We Get DNA From Fossils?
2018-10-02
36
When Giant Amphibians Reigned
2018-10-09
37
Your Place in the Primate Family Tree
2018-10-16
38
The Two People We're All Related To
2018-10-23
39
When Rodents Rafted Across the Ocean
2018-11-06
40
When Birds Stopped Flying
2018-11-14
41
When Camels Roamed North America
2018-11-20
42
How Sloths Went From the Seas to the Trees
2018-11-28
43
When Sharks Swam the Great Plains
2018-12-04
44
When Apes Conquered Europe
2018-12-11
45
Why Megalodon (Definitely) Went Extinct
2018-12-19
Season 3 Season 201939 ep
1
When Humans Were Prey
2019-01-08
2
How Blood Evolved (Many Times)
2019-01-15
3
The Humans That Lived Before Us
2019-01-29
4
The Island of Shrinking Mammoths
2019-02-05
5
The Evolution of the Heart (A Love Story)
2019-02-13
6
How 7,000 Years of Epic Floods Changed the World
2019-02-27
7
The Island of Huge Hamsters and Giant Owls
2019-03-05
8
The Giant Bird That Got Lost in Time
2019-03-12
9
When We First Made Tools
2019-03-26
10
When Giant Scorpions Swarmed the Seas
2019-04-02
11
When We Tamed Fire
2019-04-09
12
The Mystery Behind the Biggest Bears of All Time
2019-04-23
13
The Croc That Ran on Hooves
2019-05-01
14
When We Took Over the World
2019-05-07
15
The Ghostly Origins of the Big Cats
2019-05-16
16
The History of Climate Cycles (and the Woolly Rhino) Explained
2019-05-30
17
The Hellacious Lives of the "Hell Pigs"
2019-06-05
18
How Evolution Works (And How We Figured It Out)
2019-06-11
19
When the Synapsids Struck Back
2019-06-19
20
When Ichthyosaurs Led a Revolution in the Seas
2019-06-25
21
When We Met Other Human Species
2019-07-09
22
How Volcanoes Froze the Earth (Twice)
2019-07-17
23
How Earth's First, Unkillable Animals Saved the World
2019-07-30
24
When Giant Deer Roamed Eurasia
2019-08-07
25
Was This Dinosaur a Cannibal?
2019-08-14
26
The Missing Link That Wasn’t
2019-08-21
27
The Raptor That Made Us Rethink Dinosaurs
2019-08-28
28
When Bats Took Flight
2019-09-11
29
How Pterosaurs Got Their Wings
2019-09-18
30
When Giant Lemurs Ruled Madagascar
2019-09-25
31
When Antarctica Was Green
2019-10-03
32
The Case of the Dinosaur Egg Thief
2019-10-16
33
When Hobbits Were Real
2019-10-22
34
Were These Monsters Inspired by Fossils?
2019-10-29
35
How We Domesticated Cats (Twice)
2019-11-06
36
When Giant Hypercarnivores Prowled Africa
2019-11-19
37
Why Male Mammoths Lost the Game
2019-11-26
38
The Forgotten Story of the Beardogs
2019-12-12
39
The Fuzzy Origins of the Giant Panda
2019-12-17
Season 4 Season 202039 ep
1
That Time the Mediterranean Sea Disappeared
2020-01-09
2
The Neanderthals That Taught Us About Humanity
2020-01-16
3
The Giant Dinosaur That Was Missing a Body
2020-01-28
4
How South America Made the Marsupials
2020-02-04
5
A Short Tale About Diplodocus' Long Neck
2020-02-11
6
When the Rainforests Collapsed
2020-02-19
7
How a Hot Planet Created the World's Biggest Snake
2020-02-27
8
When the Sahara Was Green
2020-03-10
9
When Penguins Went From The Sky To The Sea
2020-03-18
10
How the Egg Came First
2020-03-25
11
How Dogs (Eventually) Became Our Best Friends
2020-03-31
12
When a Billion Years Disappeared
2020-04-15
13
The Risky Paleo Diets of Our Ancestors
2020-04-22
14
How the Andes Mountains Might Have Killed a Bunch of Whales
2020-04-29
15
How Plants Caused the First Mass Extinction
2020-05-12
16
The Two Viruses That We’ve Had For Millions of Years
2020-05-20
17
How We Identified One of Earth’s Earliest Animals
2020-05-28
18
When Dinosaur Look-Alikes Ruled the Earth
2020-06-09
19
The World Before Plate Tectonics
2020-06-16
20
When Dinosaurs Chilled in the Arctic
2020-06-24
21
How the Walrus Got Its Tusks
2020-07-07
22
The Story of the Dino Stampede
2020-07-16
23
The Biggest Frog that Ever Lived
2020-07-23
24
The Dinosaur Who Was Buried at Sea
2020-08-05
25
How We Figured Out Fermentation
2020-08-13
26
The Oddest Couple in the Fossil Record
2020-08-20
27
How Ancient Art Captured Australian Megafauna
2020-09-02
28
The Sea Monster from the Andes
2020-09-10
29
When Rodents Had Horns
2020-09-15
30
The First and Last North American Primates
2020-09-30
31
How Plants Became Carnivores
2020-10-07
32
How Ankylosaurs Got Their Clubs
2020-10-13
33
Why Do Things Keep Evolving Into Crabs?
2020-10-28
34
How Plankton Created A Bizarre Giant of the Seas
2020-11-10
35
The Rise and Fall of the Tallest Mammal to Walk the Earth
2020-11-19
36
How Humans Lost Their Fur
2020-12-02
37
When Lizards Took Over the World
2020-12-09
38
When the Earth Suddenly Stopped Warming
2020-12-17
39
The Triassic Reptile With "Two Faces"
2020-12-22
Season 5 Season 202131 ep
1
What Happened to the World's Biggest Beaver?
2021-01-13
2
The Reign of the Hell Ants
2021-01-21
3
The Pandemic That Lasted 15 Million Years
2021-01-28
4
When We First Talked
2021-02-11
5
The Return of Giant Skin-Shell Sea Turtles
2021-02-17
6
The Genes We Lost Along the Way
2021-02-24
7
Our Bizarre, Possibly Venomous, Relative
2021-03-10
8
How Worm Holes Ended Wormworld
2021-03-18
9
How Humans Became (Mostly) Right-Handed
2021-03-24
10
How Chilis Got Spicy (and Why We Love the Burn)
2021-04-07
11
How To Survive the Little Ice Age
2021-04-20
12
When Crocs Thrived in the Seas
2021-04-29
13
When Trees Took Over the World
2021-05-12
14
How Weasels Got Skinny
2021-05-20
15
Where Are All The Squid Fossils?
2021-06-03
16
Did These Giant Sloths Poop Themselves to Death?
2021-07-14
17
The Traits That Spawned the Age of Mammals
2021-07-21
18
The Island of the Last Surviving Mammoths
2021-07-29
19
Where Are All the Medium-Sized Dinosaurs?
2021-08-12
20
How the Starfish Got Its Arms
2021-08-24
21
The Creature That Stumped Darwin
2021-09-01
22
How Pollination Got Going Twice
2021-09-16
23
How a Supervolcano Ignited an Evolutionary Debate
2021-09-23
24
How a Mass Extinction Event Created the Amazon
2021-09-29
25
When Mammals Only Went Out At Night
2021-10-07
26
How Ancient Whales May Have Changed the Deep Ocean
2021-10-21
27
How Dinosaurs Coupled Up
2021-10-28
28
When It Was Too Hot for Leaves
2021-11-17
29
Why The Paleo Diet Couldn't Save The Neanderthals
2021-12-02
30
The Fossil Record In Your Mouth
2021-12-09
31
When Pterosaurs Walked
2021-12-16
Season 6 Season 202268 ep
1
How our deadliest parasite turned to the dark side
2022-01-11
2
Primates vs Snakes (An Evolutionary Arms Race)
2022-01-19
3
How the Rise of Social Insects Shrunk These Dinosaurs
2022-01-27
4
How Vertebrates Got Teeth... And Lost Them Again
2022-02-08
5
How Horses Went From Food To Friends
2022-02-16
6
Why We Only Have Ten Toes (It's a Long Story)
2022-02-23
7
Sharks nearly went extinct 19 million years ago #shorts
2022-03-02
8
Dire wolves aren’t wolves at all #shorts
2022-03-03
9
Could humans survive if they traveled back in time 3 billion years? #shorts
2022-03-04
10
Some trees are more closely related to broccoli than to other trees #shorts
2022-03-07
11
Human knees are the worst and we have evolution to thank for that #shorts
2022-03-08
12
A crater in Turkmenistan has been on fire for about 50 years #shorts
2022-03-10
13
When a Giant Pterosaur Ruled the European Islands
2022-03-15
14
Only one human has been excavated from the La Brea Tar Pits #shorts
2022-03-17
15
Could humans survive a giant space rock colliding with Earth 66 million years ago? #shorts
2022-03-18
16
The Sudden Rise of the First Colossal Animal
2022-03-22
17
The Tasmanian tiger is definitely extinct. So why do people keep report sightings of them? #shorts
2022-03-25
18
The Extreme Hyenas That Didn't Last
2022-03-29
19
Who forged one of the most famous fake fossils of all time? #shorts
2022-03-31
20
After this bird went extinct the first time, evolution just hit replay #shorts
2022-04-04
21
Someone lost the only fossil from what might’ve been the biggest dinosaur ever #shorts
2022-04-05
22
Would you have survived the biggest mass extinction of all time? #shorts
2022-04-06
23
An ancient insect trapped in amber has a parasitic mushroom erupting out of it? #shorts
2022-04-08
24
How the Smallest Animal Got So Simple
2022-04-13
25
We know a lot about dinosaurs but...what was the first dinosaur? #shorts
2022-04-14
26
Why Sour May Be The Oldest Taste
2022-04-20
27
The Ancient Human Species With A Missing Body
2022-04-27
28
Are there dinosaur fossils in space? #shorts
2022-05-02
29
Why don’t rabbits get really, really big? #shorts
2022-05-03
30
An extinct human species was discovered deep within a cave system #shorts
2022-05-04
31
When Ants Domesticated Fungi
2022-05-10
32
The Curious Case of the Cave Lion
2022-05-17
33
Is This The Oldest Dad In The Fossil Record?
2022-05-26
34
Why did so many predators die at the Cleveland-Lloyd Dinosaur Quarry? #shorts
2022-05-27
35
What is the most successful human species? #shorts
2022-05-31
36
Sharks have antibacterial skin. Can we use that to save lives? #shorts
2022-06-01
37
This Ice Age pup's last meal was a woolly rhino #shorts
2022-06-02
38
What came first, the sabertooth or the cat? #shorts
2022-06-03
39
How To Build A Woolly Mammoth (But Should We?)
2022-06-08
40
Something Has Been Making This Mark For 500 Million Years
2022-06-15
41
Giant Viruses Blur The Line Between Alive and Not
2022-06-29
42
This new giant bacterium is visible to the naked eye #shorts
2022-07-06
43
Another Spinosaurus study, another opportunity to debate if Spinosaurus was aquatic #shorts
2022-07-07
44
There were dinosaurs with basically no arms at all, just hands! #shorts
2022-07-08
45
When Giant Millipedes Reigned
2022-07-13
46
How Plate Tectonics Transformed Los Angeles
2022-07-21
47
Why Does Caffeine Exist?
2022-07-28
48
This was the biggest earthquake humans ever experienced #shorts
2022-08-03
49
Someone stole two of the most important documents in the history of science #shorts
2022-08-03
50
You can thank evolution for flesh-eating bees #shorts
2022-08-05
51
This is one of the oldest art workshops ever discovered! #shorts
2022-08-05
52
Did An Ancient Pathogen Reshape Our Cells?
2022-08-11
53
How Whale Evolution Kind Of Sucked
2022-08-18
54
The Fungi That Turned Ants Into Zombies
2022-08-23
55
Did you know that fossils can get sick? #shorts
2022-08-31
56
A supervolcano in Idaho once caused a disaster 900 miles away. #shorts
2022-09-08
57
A bunch of very important fossils disappeared during WWII. #shorts
2022-09-09
58
Did this animal poop cubes? Giant cubes? #shorts
2022-09-13
59
Are wisdom teeth a problem for us because of evolution? Or because of our development? #shorts
2022-09-14
60
Our extinct relative was an ancient leopard’s lunch. #shorts
2022-09-16
61
When did we start wearing clothes? #shorts
2022-09-17
62
Did Megalodon go after whale faces specifically? #shorts
2022-09-22
63
Where Did Water Come From?
2022-09-27
64
Our Ancient Relative That Said 'No Thanks' To Life On Land
2022-10-04
65
Imagine a cat's mouth fully covering up their saber teeth. #shorts
2022-10-05
66
Darwin correctly predicted an animal existed without ever seeing it. #shorts
2022-10-07
67
Neandertals weren’t dumb cavemen. In lots of ways, they were just like us. #shorts
2022-10-10
68
Here are two ways to get a fossil species named after you. #shorts
2022-10-14
