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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 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.
SciShow
The Bizarre Museum Heist to Steal ... Birds
In 2009, a man named Edwin Rist planned a museum heist. His target wasn't jewels, or fossils, or the Declaration of Independence. It was bird skins. It took just over a year for authorities to track him down, largely because the...
SciShow
Do Animals Exercise?
Do animals exercise? Think about it -- do animals need to lose weight, or train for their big migration? We'll look at a few definitions of exercise and see if animals meet the criteria for hitting the gym.
SciShow
How Crocodilians Just Keep on Surviving
All crocodilians look more or less the same today, but to survive two different mass extinctions, they've had to change a lot. Here's how they pulled it off.
SciShow
Using Microbes to Mine the Moon
Rocky bodies like moons, asteroids, and comets are chock full of resources, from water, to helium-3, to rare earth elements. But how can we access them? Some scientists have proposed using microbes to aid in the mining of certain metals.
SciShow
The Asteroids Big Enough to Wipe Out All Life
Correction
07:11 We made a conversion error! The asteroid in this sentence should be 95,000 meters or 95 km. The conclusion (water would be deadly hot and sterilized) is cor
rect.
Let's face it: The Earth is going to get...
07:11 We made a conversion error! The asteroid in this sentence should be 95,000 meters or 95 km. The conclusion (water would be deadly hot and sterilized) is cor
rect.
Let's face it: The Earth is going to get...
SciShow
The Sahara Used To Be Green.
The Sahara is rather famously a desert, but it wasn't always that way. And during the time of lush green forests, there were plenty of people who lived there, but they've been hard to study. However, new genetic analysis has given us...
SciShow
A Strange Thing Is Happening Beneath North America
The North American continent used to have deep roots extending far into the Earth's mantle. They melted. Here's how scientists think they disappeared.
SciShow
These Five Caves Changed What We Know About Ourselves
Humans love to decorate, and that's been true for a long time. Early humans have been painting on the walls for tens of thousand of years, and their work helped us understand a lot about their world and our own. From Lascaux Cave in...
SciShow
The Pandemic Made People Worse Drivers
We all picked up new habits during the COVID-19 pandemic. But not all of them stuck. Here's the data on whether we're better or worse drivers, exercisers, social media community members, neighbors, and self carers than during and before...
SciShow
6 Ways Aliens Could Find Us
Whether or not you think humans should be announcing our presence to the cosmos, we're doing it, anyway. Both intentionally, and not. And if aliens really do exist, there are several ways they could find us. Here are six of them.
SciShow
Scientists Don’t Know Where Gold Comes From
Astronomers have spent the past century (roughly) trying to figure out where all the elements on the Periodic Table come from. For example, the oldest hydrogen emerged when the universe was just a baby (Big Bang nucleosynthesis). And the...
SciShow
There Are Too Many Ways to Make a Mummy
While the word "mummy" may conjure up an image of King Tut (or a 1999 Brendan Fraser action/adventure movie), ancient Egyptians were far from the only culture that mummified their dead. Around the world, and across millennia, people...
SciShow
These Birds Aren’t Real
If you’ve been around the internet long enough, you’ve probably heard of the “conspiracy” that birds aren’t real (It's not a real conspiracy theory; it was started as a joke). Well for decades, scientists have been using fake birds (even...
SciShow
4 Fungi We've Finally Figured Out How To Farm
Mushroom foragers rejoice! Your lives just got a whole lot easier! Now, we can farm four mushrooms that used to only be found in the wild: morels, huitlacoche, chanterelles, and truffles. Here's why it took so long.