Eons
How Vertebrates Got Teeth... And Lost Them Again (S06E04)
Despite the groundbreaking nature of teeth, they eventually vanished in certain vertebrate species. What could be the reason behind this phenomenon?
S06E04
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Season 6 Episodes
S06E02 - Primates vs Snakes (An Evolutionary Arms Race)
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S06E03 - How the Rise of Social Insects Shrunk These Dinosaurs
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S06E04 - How Vertebrates Got Teeth... And Lost Them Again
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S06E05 - How Horses Went From Food To Friends
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S06E06 - Why We Only Have Ten Toes (It's a Long Story)
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S06E07 - Sharks nearly went extinct 19 million years ago #shorts
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S06E08 - Dire wolves aren’t wolves at all #shorts
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S06E09 - Could humans survive if they traveled back in time 3 billion years? #shorts
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S06E10 - Some trees are more closely related to broccoli than to other trees #shorts
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S06E11 - Human knees are the worst and we have evolution to thank for that #shorts
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S06E12 - A crater in Turkmenistan has been on fire for about 50 years #shorts
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S06E13 - When a Giant Pterosaur Ruled the European Islands
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S06E14 - Only one human has been excavated from the La Brea Tar Pits #shorts
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S06E15 - Could humans survive a giant space rock colliding with Earth 66 million years ago? #shorts
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S06E16 - The Sudden Rise of the First Colossal Animal
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S06E17 - The Tasmanian tiger is definitely extinct. So why do people keep report sightings of them? #shorts
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S06E18 - The Extreme Hyenas That Didn't Last
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S06E19 - Who forged one of the most famous fake fossils of all time? #shorts
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S06E20 - After this bird went extinct the first time, evolution just hit replay #shorts
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S06E21 - Someone lost the only fossil from what might’ve been the biggest dinosaur ever #shorts
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S06E22 - Would you have survived the biggest mass extinction of all time? #shorts
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S06E23 - An ancient insect trapped in amber has a parasitic mushroom erupting out of it? #shorts
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S06E24 - How the Smallest Animal Got So Simple
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S06E25 - We know a lot about dinosaurs but...what was the first dinosaur? #shorts
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S06E26 - Why Sour May Be The Oldest Taste
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S06E27 - The Ancient Human Species With A Missing Body
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S06E28 - Are there dinosaur fossils in space? #shorts
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S06E29 - Why don’t rabbits get really, really big? #shorts
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S06E30 - An extinct human species was discovered deep within a cave system #shorts
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S06E31 - When Ants Domesticated Fungi
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S06E32 - The Curious Case of the Cave Lion
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S06E33 - Is This The Oldest Dad In The Fossil Record?
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S06E34 - Why did so many predators die at the Cleveland-Lloyd Dinosaur Quarry? #shorts
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S06E35 - What is the most successful human species? #shorts
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S06E36 - Sharks have antibacterial skin. Can we use that to save lives? #shorts
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S06E37 - This Ice Age pup's last meal was a woolly rhino #shorts
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S06E38 - What came first, the sabertooth or the cat? #shorts
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S06E39 - How To Build A Woolly Mammoth (But Should We?)
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S06E40 - Something Has Been Making This Mark For 500 Million Years
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S06E41 - Giant Viruses Blur The Line Between Alive and Not
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S06E42 - This new giant bacterium is visible to the naked eye #shorts
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S06E43 - Another Spinosaurus study, another opportunity to debate if Spinosaurus was aquatic #shorts
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S06E44 - There were dinosaurs with basically no arms at all, just hands! #shorts
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S06E45 - When Giant Millipedes Reigned
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S06E46 - How Plate Tectonics Transformed Los Angeles
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S06E47 - Why Does Caffeine Exist?
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S06E48 - This was the biggest earthquake humans ever experienced #shorts
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S06E49 - Someone stole two of the most important documents in the history of science #shorts
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S06E50 - You can thank evolution for flesh-eating bees #shorts
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S06E51 - This is one of the oldest art workshops ever discovered! #shorts
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S06E52 - Did An Ancient Pathogen Reshape Our Cells?
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S06E53 - How Whale Evolution Kind Of Sucked
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S06E54 - The Fungi That Turned Ants Into Zombies
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S06E55 - Did you know that fossils can get sick? #shorts
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S06E56 - A supervolcano in Idaho once caused a disaster 900 miles away. #shorts
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S06E57 - A bunch of very important fossils disappeared during WWII. #shorts
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S06E58 - Did this animal poop cubes? Giant cubes? #shorts
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S06E59 - Are wisdom teeth a problem for us because of evolution? Or because of our development? #shorts
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S06E60 - Our extinct relative was an ancient leopard’s lunch. #shorts
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S06E61 - When did we start wearing clothes? #shorts
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S06E62 - Did Megalodon go after whale faces specifically? #shorts
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S06E63 - Where Did Water Come From?
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S06E64 - Our Ancient Relative That Said 'No Thanks' To Life On Land
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S06E65 - Imagine a cat's mouth fully covering up their saber teeth. #shorts
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S06E66 - Darwin correctly predicted an animal existed without ever seeing it. #shorts
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S06E67 - Neandertals weren’t dumb cavemen. In lots of ways, they were just like us. #shorts
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