• : 2017
  • : 312
  • : 2
  • YouTube
  • 13
  • Documentary

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2020
2020x1
That Time the Mediterranean Sea Disappeared
Episode overview
09, 2020
How could a body of water as big as the Mediterranean just...disappear? It would take decades and more than 1,000 research studies to even start to figure out the cause -- or causes -- of one of the greatest vanishing acts in Earth’s history.
2020x2
The Neanderthals That Taught Us About Humanity
Episode overview
16, 2020
Throughout the first half of the 20th century, Neandertals were thought to have been…primitive. Unintelligent, hunched-over cavemen, for lack of a better word. But the discoveries made .. show full overview
2020x3
The Giant Dinosaur That Was Missing a Body
Episode overview
28, 2020
From end to end, its forelimbs alone measured an incredible 2.4 meters long and were tipped with big, comma-shaped claws. But other than its bizarre arms, very little material from this .. show full overview
2020x4
How South America Made the Marsupials
Episode overview
04, 2020
Throughout the Cenozoic Era -- the era we’re in now -- marsupials and their metatherian relatives flourished all over South America, filling all kinds of ecological niches and radiating into forms that still thrive on other continents.
2020x5
A Short Tale About Diplodocus' Long Neck
Episode overview
11, 2020
Long necks gave sauropods a huge advantage when it came to food, but not in the way you think. And this benefit would allow them to become the biggest terrestrial animals of all time!
2020x6
When the Rainforests Collapsed
Episode overview
19, 2020
The Carboniferous Rainforest Collapse set the stage for a takeover that would be a crucial turning point in the history of terrestrial animal life. If it weren’t for that time when the .. show full overview
2020x7
How a Hot Planet Created the World's Biggest Snake
Episode overview
27, 2020
About 59 million years ago, the largest animal lurking in the ancient forests of Colombia by far was Titanoboa - the largest snake ever known. It’s only been in the past few years that .. show full overview
2020x8
When the Sahara Was Green
Episode overview
10, 2020
The climate of the Sahara was completely different thousands of years ago. And we’re not talking about just a few years of extra rain. We’re talking about a climate that was so wet for .. show full overview
2020x9
When Penguins Went From The Sky To The Sea
Episode overview
18, 2020
Today, we think of penguins as small-ish, waddling, tuxedo-birds. But they evolved from a flying ancestor, were actual giants for millions of years, and some of them were even dressed a little more casually.
2020x10
How the Egg Came First
Episode overview
25, 2020
The story of the egg spans millions of years, from the first vertebrates that dared to venture onto land to today’s mammals, including the platypus, and of course birds. Like chickens? We’re here to tell you: The egg came first.
2020x11
How Dogs (Eventually) Became Our Best Friends
Episode overview
31, 2020
We’re still figuring out the details, but most scientists agree that it took thousands of years of interactions to develop our deep bond with dogs. When did they first become .. show full overview
2020x12
When a Billion Years Disappeared
Episode overview
15, 2020
In some places, the rocks below the Great Unconformity are about 1.2 billion years older than those above it. This missing chapter in Earth’s history might be linked to a fracturing .. show full overview
2020x13
The Risky Paleo Diets of Our Ancestors
Episode overview
22, 2020
We can track our history of eating just about anything back through the fossil record and see the impact it’s had on our evolution. Throughout time, part of the secret to our success as .. show full overview
2020x14
How the Andes Mountains Might Have Killed a Bunch of Whales
Episode overview
29, 2020
At a site known as Cerro Ballena or Whale Hill, there are more than 40 skeletons of marine mammals -- a graveyard of ocean life dating back 6.5 million to 9 million years ago, in the .. show full overview
2020x15
How Plants Caused the First Mass Extinction
Episode overview
12, 2020
In the middle of the Cambrian, life on land was about to get a little more crowded. And those newcomers would end up changing the world. The arrival of plants on land would make the .. show full overview
2020x16
The Two Viruses That We’ve Had For Millions of Years
Episode overview
20, 2020
There’s one kind of herpesvirus that’s specific to one species of primate, and each virus split off from the herpesvirus family tree when the primate split off from its own tree. But of course, humans are a special kind of primate.
2020x17
How We Identified One of Earth’s Earliest Animals
Episode overview
28, 2020
Scientists had no idea what type of organisms the life forms of the Ediacaran were—lichen, colonies of bacteria, fungi or something else. It turns out, the key to solving the puzzle of Precambrian life was a tiny bit of fossilized fat.
2020x18
When Dinosaur Look-Alikes Ruled the Earth
Episode overview
09, 2020
There were a huge number of croc-like animals that flourished during the Triassic Period. Dinosaurs had just arrived on the scene but it was these animals that truly ruled the Earth, becoming both abundant and diverse.
2020x19
The World Before Plate Tectonics
Episode overview
16, 2020
There was a time in Earth’s history that was so stable, geologists once called it the Boring Billion. But the fact is, this period was anything but boring. In fact, it set the stage for .. show full overview
2020x20
When Dinosaurs Chilled in the Arctic
Episode overview
24, 2020
All told, the Arctic in the Cretaceous Period was a rough place to live, especially in winter. And yet, the fossils of many kinds of dinosaurs have been discovered there. So how were they able to survive in this harsh environment?
2020x21
How the Walrus Got Its Tusks
Episode overview
07, 2020
The rise and fall of ancient walruses, and how modern ones got their tusks, is a story that spans almost 20 million years. And while there are parts of the story that we’re still trying .. show full overview
2020x22
The Story of the Dino Stampede
Episode overview
16, 2020
To try to solve the puzzle of Lark Quarry, experts have turned to a special subfield of paleontology -- paleoichnology, or the study of trace fossils -- to reconstruct exactly what happened on that spot, on that day, nearly 100,000 millennia ago.
2020x23
The Biggest Frog that Ever Lived
Episode overview
23, 2020
Untangling the origins of Beelzebufo -- the giant frog that lived alongside the dinosaurs -- turns out to be one of the most bedeviling problems in the history of amphibians.
2020x24
The Dinosaur Who Was Buried at Sea
Episode overview
05, 2020
Paleontologists have been studying these dinosaurs since the 1830s, but nobody had ever found a specimen like Borealopelta before. The key to all of this exceptional preservation was where ended up after it died and how it got there.
2020x25
How We Figured Out Fermentation
Episode overview
13, 2020
Thanks to a recent adaptation, instead of getting sick from the boozy, fermented fruits, one of our primate ancestors could digest them safely, and get more calories at the same time. .. show full overview
2020x26
The Oddest Couple in the Fossil Record
Episode overview
20, 2020
To figure out how Thrinaxodon and Broomistega became entombed together, scientists looked at the burrow itself, along with their fossilized bones. And it looks like their luck ran out, .. show full overview
2020x27
How Ancient Art Captured Australian Megafauna
Episode overview
02, 2020
Beneath layers of rock art are drawings of animals SO strange that, for a long time, some anthropologists thought they could only have been imagined. But what if these animals really had existed, after all?
2020x28
The Sea Monster from the Andes
Episode overview
10, 2020
In 1977, a farmer was plowing his field on a plateau high in the Andes mountains when he stumbled upon a giant fossilized skeleton. How did this giant marine reptile end up high in the Andes Mountains?
2020x29
When Rodents Had Horns
Episode overview
15, 2020
These odd rodents belong to a genus known as Ceratogaulus, but they’re more commonly called horned gophers, because, you guessed it, they had horns. And it turns out the horns probably had a purpose - one that rodents would likely benefit from today.
2020x30
The First and Last North American Primates
Episode overview
30, 2020
Early primates not only lived in North America -- our primate family tree actually originated here! So what happened to those early relatives of ours?
2020x31
How Plants Became Carnivores
Episode overview
07, 2020
How and why does botanical carnivory keep evolving? It turns out that when any of the basic things that most plants need aren’t there, some plants can adapt in unexpected ways to make sure they thrive.
2020x32
How Ankylosaurs Got Their Clubs
Episode overview
13, 2020
While clubs are practically synonymous with ankylosaurs, we’ve only started to get to the bottom of how they worked and how this unusual anatomy developed in the first place.
2020x33
Why Do Things Keep Evolving Into Crabs?
Episode overview
28, 2020
For some reason, animals keep evolving into things that look like crabs, independently, over and over again. What is it about the crab’s form that makes it so evolutionarily successful that non-crabs are apparently jealous of it?
2020x34
How Plankton Created A Bizarre Giant of the Seas
Episode overview
10, 2020
At more than 2 meters long, Aegirocassis was not only the biggest radiodont ever, but it also may have been the biggest animal in the Early Ordovician. This bizarre marine giant may have .. show full overview
2020x35
The Rise and Fall of the Tallest Mammal to Walk the Earth
Episode overview
19, 2020
It arose from rhino ancestors that were a lot smaller, but Paraceratherium would take a different evolutionary path. Believe it or not, it actually became so big that it probably got .. show full overview
2020x36
How Humans Lost Their Fur
Episode overview
02, 2020
We’re the only primate without a coat of thick fur. It turns out that this small change in our appearance has had huge consequences for our ability to regulate our body temperature, and ultimately, it helped shape the evolution of our entire lineage.
2020x37
When Lizards Took Over the World
Episode overview
09, 2020
Lizards are incredibly widespread and diverse but it took them a long time to get to where they are now. Because they used to face some pretty stiff competition from a group of lizard look-alikes.
2020x38
When the Earth Suddenly Stopped Warming
Episode overview
17, 2020
For decades, scientists have been studying the cause of the Younger Dryas, and trying to figure out if something like it could happen again. And it turns out that what caused this event is the subject of a heated debate.
2020x39
The Triassic Reptile With "Two Faces"
Episode overview
22, 2020
Figuring out what this creature’s face actually looked like would take paleontologists years. But understanding this weird animal can help us shine a light on at least one way for ecosystems to bounce back from even the worst mass extinction.

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