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Crash Course Kids
Vacation or Conservation (Of Mass)
So when water evaporates, what happens? Where does that water go? Does just vanish? Is it no more? Can matter every just go away? Well, the answer is no, it can't. But it can LOOK like it does. In this episode of Crash Course Kids,...
Crash Course Kids
Planetary Plants
So we know what life needs here to work, and we've talked a little about what life COULD look like on other planets. But what about plant life? What could plant life look like on other planets? In this episode of Crash Course Kids,...
Crash Course Kids
Part(icles) of Your World
Have you ever heard the phrase, 'You look like a Million Bucks?' Well, you do... but you also look like a million particles. In this episode, Sabrina talks to us about matter and particles and that all matter is made up of particles....
Crash Course Kids
Material Magic
Did you know we can actually make diamonds in a lab? It's true! We can! And this is both really good and really cool. In this episode of Crash Course Kids, Sabrina shows us how materials scientists have done just that and why it's so...
Crash Course Kids
Life on Other Planets
Have you ever wondered if there is anyone (or anything) else out there in the universe? Well, you're not alone. But what would alien life look like? And what would their food chains and food webs look like? In this episode of Crash...
Crash Course Kids
How to Get Resources - Picky Pineapples
Want a Pineapple? If you want a pineapple, it's possible you can just run down to the store and get one. But, if you wanted to grow one, that's a lot more difficult depending on where you live. In this episode of Crash Course Kids,...
Crash Course Kids
Earth's Rotation & Revolution
So, have you ever wondered why we have seasons? Or maybe where the sun goes when it's night time? *Hint: It doesn't actually go anywhere* In this episode of Crash Course Kids, Sabrina talks about the Earth's rotation and revolution and...
Crash Course Kids
Character Traits Explained (King and the Dragonflies): Crash Course Kids Literature #2
How do characters make a story? In this episode of Crash Course Kids Literature, we’ll investigate the traits of characters from “King and the Dragonflies” by Kacen Callender and uncover the ways they relate to each...
Crash Course Kids
Understanding nonfiction: Crash Course Kids Literature #4
If you want to learn about a new topic, where do you start? In this episode of Crash Course Kids Literature, we synthesize information from two nonfiction books about a woman with an eye for insects: Maria...
Crash Course
The Protestant Reformation: Crash Course European History
You may have noticed that the internet is terrible at religious discourse. Well, this is not a new phenomenon. In the early 16th century, the Roman Catholic church dominated Christianity in Europe, and the institution was starting to...
Crash Course
Islam and Politics: Crash Course World History 216
In which John Green teaches you about how Islam has interacted with politics during it's history, and how it continues to do so today. Islamist movements are in the news a lot lately, but how did that happen. John will point out that...
Crash Course Kids
Vegetation Transformation
Have you ever seen a magic trick where one thing changes to another thing? Well, that's nothing compared to what plants can do through a process called photosynthesis. In this episode, Sabrina talks about how photosynthesis works! This...
SciShow
The Problem With Code-Switching
In different contexts, you might speak a different language or use different terms, grammar, gestures, etc. Code switching can help you learn languages, turn the tides of social interactions, use up mental energy, and affect healthcare...
SciShow
The Organ That Drove a Scientist to Kill
In 1643, Johann Wirsung was shot and killed outside his home, but not before he named one of the men responsible. One rumor that has emerged over the years is the man was paid by one of Wirsung's former assistants, who claimed Wirsung...
SciShow
How Do The World's Most Powerful Computers Work?
There's a list of the 500 most powerful computers on Earth, and we're downloading the details on the top five.
SciShow
The Mushroom That Caused a Terrifying ALS Outbreak
In a small town in the French Alps, a lot of people started to get the neurodegenerative disease ALS. Could the culprit be mushrooms?
SciShow
How To Find Out If Your Gold is Gold
You've probably heard of fool's gold, and it might make you think of prospectors in old timey California seeking their fortunes. But there's another kind of fool's gold called chalcopyrite, and lucky for those that want to strike...
SciShow
The Places Where People Live Past 100 (Are Fake)
You may have heard of Blue Zones, these isolated pockets of the world where people seem to live into the triple digits way more often than everywhere else. But what's really going on, and does the research say it's as simple as eating...
SciShow
The Potato Famine Could Happen Again
The famous Irish Potato Famine was thanks to farming practices and p. infestans (among other things). But are the Colorado Potato Beetle and the climate crisis teaming up to bring about the next potato famine? Here's what research suggests.
SciShow
The Mysterious Disease That Wiped Out The Tudors
Between 1485 and 1551, England was hit by at least five epidemics of sweating sickness. But after that, the disease supposedly vanished off the face of the Earth. With fatality rates as high as 90% according to some sources (perhaps...
SciShow
One of the World’s Oldest Experiments is This Patch of Grass
The Park Grass experiment at Rothamsted Research Centre in England is the world's longest-running ecological experiment. It's also the result of a sort of Victorian Stardew Valley, the enduring friendship between John Bennet Lawes and...
SciShow
Ivermectin Actually IS a Miracle Drug
Ivermectin does not work against COVID-19. However, it is almost a miracle drug when it comes to treating parasites. Doctors want to know if they can use ivermectin to prevent malaria. Here's how it's going.
SciShow
What’s Under Antarctica’s Ice?
Antarctica is more than a continent-sized sheet of ice (and the penguins that live atop it). There's land, liquid water, and even life underneath all that ice. And scientists have built up a suite of tools to find all of it.
SciShow
The Oldest Rock on Earth Is Older Than Earth Itself
Small grains in the Murchison meteorite have been estimated to be 7 billion years old—much older than the Earth, and even the solar system.