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Something Has Been Making This Mark For 500 Million Years

Eons

Eons

Something Has Been Making This Mark For 500 Million Years (S06E40)

Paleodictyon, characterized by its hexagonal pattern, remains an enigma in the world of fossils. Scientists are still uncertain whether it represen...

S06E40 Show

Season 6 Episodes

How our deadliest parasite turned to the dark side

S06E01 - How our deadliest parasite turned to the dark side

Primates vs Snakes (An Evolutionary Arms Race)

S06E02 - Primates vs Snakes (An Evolutionary Arms Race)

How the Rise of Social Insects Shrunk These Dinosaurs

S06E03 - How the Rise of Social Insects Shrunk These Dinosaurs

How Vertebrates Got Teeth... And Lost Them Again

S06E04 - How Vertebrates Got Teeth... And Lost Them Again

How Horses Went From Food To Friends

S06E05 - How Horses Went From Food To Friends

Why We Only Have Ten Toes (It's a Long Story)

S06E06 - Why We Only Have Ten Toes (It's a Long Story)

Sharks nearly went extinct 19 million years ago #shorts

S06E07 - Sharks nearly went extinct 19 million years ago #shorts

Dire wolves aren’t wolves at all #shorts

S06E08 - Dire wolves aren’t wolves at all #shorts

Could humans survive if they traveled back in time 3 billion years? #shorts

S06E09 - 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

S06E10 - 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

S06E11 - 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

S06E12 - A crater in Turkmenistan has been on fire for about 50 years #shorts

When a Giant Pterosaur Ruled the European Islands

S06E13 - When a Giant Pterosaur Ruled the European Islands

Only one human has been excavated from the La Brea Tar Pits #shorts

S06E14 - 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

S06E15 - Could humans survive a giant space rock colliding with Earth 66 million years ago? #shorts

The Sudden Rise of the First Colossal Animal

S06E16 - The Sudden Rise of the First Colossal Animal

The Tasmanian tiger is definitely extinct. So why do people keep report sightings of them? #shorts

S06E17 - The Tasmanian tiger is definitely extinct. So why do people keep report sightings of them? #shorts

The Extreme Hyenas That Didn't Last

S06E18 - The Extreme Hyenas That Didn't Last

Who forged one of the most famous fake fossils of all time? #shorts

S06E19 - 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

S06E20 - 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

S06E21 - 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

S06E22 - 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

S06E23 - An ancient insect trapped in amber has a parasitic mushroom erupting out of it? #shorts

How the Smallest Animal Got So Simple

S06E24 - How the Smallest Animal Got So Simple

We know a lot about dinosaurs but...what was the first dinosaur? #shorts

S06E25 - We know a lot about dinosaurs but...what was the first dinosaur? #shorts

Why Sour May Be The Oldest Taste

S06E26 - Why Sour May Be The Oldest Taste

The Ancient Human Species With A Missing Body

S06E27 - The Ancient Human Species With A Missing Body

Are there dinosaur fossils in space? #shorts

S06E28 - Are there dinosaur fossils in space? #shorts

Why don’t rabbits get really, really big? #shorts

S06E29 - Why don’t rabbits get really, really big? #shorts

An extinct human species was discovered deep within a cave system #shorts

S06E30 - An extinct human species was discovered deep within a cave system #shorts

When Ants Domesticated Fungi

S06E31 - When Ants Domesticated Fungi

The Curious Case of the Cave Lion

S06E32 - The Curious Case of the Cave Lion

Is This The Oldest Dad In The Fossil Record?

S06E33 - Is This The Oldest Dad In The Fossil Record?

Why did so many predators die at the Cleveland-Lloyd Dinosaur Quarry? #shorts

S06E34 - Why did so many predators die at the Cleveland-Lloyd Dinosaur Quarry? #shorts

What is the most successful human species? #shorts

S06E35 - What is the most successful human species? #shorts

Sharks have antibacterial skin. Can we use that to save lives? #shorts

S06E36 - Sharks have antibacterial skin. Can we use that to save lives? #shorts

This Ice Age pup's last meal was a woolly rhino #shorts

S06E37 - This Ice Age pup's last meal was a woolly rhino #shorts

What came first, the sabertooth or the cat? #shorts

S06E38 - What came first, the sabertooth or the cat? #shorts

How To Build A Woolly Mammoth (But Should We?)

S06E39 - How To Build A Woolly Mammoth (But Should We?)

Something Has Been Making This Mark For 500 Million Years

S06E40 - Something Has Been Making This Mark For 500 Million Years

Giant Viruses Blur The Line Between Alive and Not

S06E41 - Giant Viruses Blur The Line Between Alive and Not

This new giant bacterium is visible to the naked eye #shorts

S06E42 - This new giant bacterium is visible to the naked eye #shorts

Another Spinosaurus study, another opportunity to debate if Spinosaurus was aquatic #shorts

S06E43 - Another Spinosaurus study, another opportunity to debate if Spinosaurus was aquatic #shorts

There were dinosaurs with basically no arms at all, just hands! #shorts

S06E44 - There were dinosaurs with basically no arms at all, just hands! #shorts

When Giant Millipedes Reigned

S06E45 - When Giant Millipedes Reigned

How Plate Tectonics Transformed Los Angeles

S06E46 - How Plate Tectonics Transformed Los Angeles

Why Does Caffeine Exist?

S06E47 - Why Does Caffeine Exist?

This was the biggest earthquake humans ever experienced #shorts

S06E48 - This was the biggest earthquake humans ever experienced #shorts

Someone stole two of the most important documents in the history of science #shorts

S06E49 - Someone stole two of the most important documents in the history of science #shorts

You can thank evolution for flesh-eating bees #shorts

S06E50 - You can thank evolution for flesh-eating bees #shorts

This is one of the oldest art workshops ever discovered! #shorts

S06E51 - This is one of the oldest art workshops ever discovered! #shorts

Did An Ancient Pathogen Reshape Our Cells?

S06E52 - Did An Ancient Pathogen Reshape Our Cells?

How Whale Evolution Kind Of Sucked

S06E53 - How Whale Evolution Kind Of Sucked

The Fungi That Turned Ants Into Zombies

S06E54 - The Fungi That Turned Ants Into Zombies

Did you know that fossils can get sick? #shorts

S06E55 - Did you know that fossils can get sick? #shorts

A supervolcano in Idaho once caused a disaster 900 miles away. #shorts

S06E56 - A supervolcano in Idaho once caused a disaster 900 miles away. #shorts

A bunch of very important fossils disappeared during WWII. #shorts

S06E57 - A bunch of very important fossils disappeared during WWII. #shorts

Did this animal poop cubes? Giant cubes? #shorts

S06E58 - Did this animal poop cubes? Giant cubes? #shorts

Are wisdom teeth a problem for us because of evolution? Or because of our development? #shorts

S06E59 - 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

S06E60 - Our extinct relative was an ancient leopard’s lunch. #shorts

When did we start wearing clothes? #shorts

S06E61 - When did we start wearing clothes? #shorts

Did Megalodon go after whale faces specifically? #shorts

S06E62 - Did Megalodon go after whale faces specifically? #shorts

Where Did Water Come From?

S06E63 - Where Did Water Come From?

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

S06E64 - Our Ancient Relative That Said 'No Thanks' To Life On Land

Imagine a cat's mouth fully covering up their saber teeth. #shorts

S06E65 - Imagine a cat's mouth fully covering up their saber teeth. #shorts

Darwin correctly predicted an animal existed without ever seeing it. #shorts

S06E66 - 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

S06E67 - 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

S06E68 - Here are two ways to get a fossil species named after you. #shorts