SciShow Kids
Tails and Tusks and Teeth, Oh My! | SciShow Kids Compilation
Come with Jessi and Squeaks as they explore some of the animals that roamed the Earth during the ice age. And a lot of these animals had giant features, like teeth the size of bananas or mouths shaped like a shovel!
SciShow
Everyone Was Wrong About Avocados - Including Us
If you’re a fan of avocados, you might have heard that they only exist thanks to prehistoric creatures called giant ground sloths. In fact, you’ve probably heard that from us. But as it turns out, the real story is way more complicated -...
PBS
How 7,000 Years of Epic Floods Changed the World (w/ SciShow!)
Strange geologic landmarks in the Pacific Northwest are the lingering remains of a mystery that took nearly half a century to solve. These features turned out to be a result one of the most powerful and bizarre episodes in geologic...
PBS
The Curious Case of the Cave Lion
A mysterious, large feline roamed Eurasia during the last ice age. Its fossils have been found across the continent, and it’s been the subject of ancient artwork. So what exactly were these big cats?
PBS
The Bear-Sized Beaver That Couldn’t Build A Dam
It’s important to us that you understand how big this beaver was. Just like modern beavers, it was semiaquatic -- it lived both on the land and in the water. The difference is that today’s beavers do a pretty special thing - one that the...
PBS
How Ancient Art Captured Australian Megafauna
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?
PBS
Did These Giant Sloths Poop Themselves to Death?
At Tanque Loma, at least 22 giant ground sloths in the genus Eremotherium met their end. Of the five hypotheses that researchers proposed for what killed the sloths, the best supported one right now is that they died surrounded by their...
PBS
Why The Paleo Diet Couldn't Save The Neanderthals
These relatives of ours lived in Eurasia for more than 300,000 years. They were expert toolmakers, using materials like stone, wood, and animal bone. They were also skilled hunters and foragers, and may even have created cave art. So...
PBS
When the Sahara Was Green
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 so long that animals and humans alike made...
PBS
The Neanderthals That Taught Us About Humanity
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 in that Iraqi cave provided some of the earliest...
PBS
The Extreme Hyenas That Didn't Last
Hyenas weren’t always able to eat bones. In fact, only a few million years ago, they lived very different lives.
PBS
The Creature That Stumped Darwin
Toxodon was one of the last members of a lineage that vanished 11,000 years ago after thriving in isolation for millions of years. And its fossils would inspire a revolutionary thinker to tackle a bigger mystery than Toxodon itself:...
PBS
The Island of Shrinking Mammoths
The mammoths fossils found on the Channel Islands off the coast of southern California are much smaller than their relatives found on the mainland. They were so small that they came to be seen as their own species. How did they get...
PBS
The History of Climate Cycles (and the Woolly Rhino) Explained
Throughout the Pleistocene Epoch, the range of the woolly rhino grew and shrank in sync with global climate. So what caused the climate -- and the range of the woolly rhino -- to cycle back and forth between such extremes?
PBS
How a Supervolcano Ignited an Evolutionary Debate
The Toba supervolcano was the biggest explosive eruption of the last 2.5 million years. And humans were around to see it, or at least feel its effects! But what were those effects?
PBS
The Island of the Last Surviving Mammoths
The Wrangel Island mammoths would end up being the final survivors of a once-widespread genus. In their final years, after having thrived in many parts of the world for millions of years, the very last mammoths that ever lived...
PBS
When the Earth Suddenly Stopped Warming
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.
Be Smart
The Mystery of Earth's Disappearing Giants | IN OUR NATURE
Seemingly distant ecosystems, even half a world apart, are connected in surprising ways. In this special limited series, Emily Graslie and Trace Dominguez join me as we explore the universal rules of life that tie together Earth’s living...
SciShow
Were Dire Wolves Actually Real?
After watching Game of Thrones or playing DND, you might wonder if Dire Wolves were actually real. Turns out, these were real animals that lived during the last Ice Age, but they weren't actually...wolves? Join Hank Green and learn what...
SciShow
4 Mysterious Extinctions from Earth’s History
Nowadays, we're pretty confident about how the dinosaurs died out, but there are still other extinctions throughout Earth's history, some big, some small, that remain unsolved.
SciShow
Music in Your DNA and A New Species of Human?
Is musical ability genetic? And were there more species of ancient humans than we once thought? SciShow News investigates!
SciShow
4 Mysterious Extinctions from Earth’s History
Nowadays, we're pretty confident about how the dinosaurs died out, but there are still other extinctions throughout Earth's history, some big, some small, that remain unsolved.
SciShow
Why Are Periodical Cicadas So ... Periodical?
Certain cicada species in North America emerge from the ground by the millions every 13 or 17 years. But why those specific intervals? Are cicadas secretly prime-number-loving mathematicians?!
SciShow
Hyenas Once Lived in the Frigid Arctic
Prehistoric teeth prove that hyenas once roamed the Arctic and the relationship between ancient crocodiles and climate is more complicated than we thought.