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