MinuteEarth
MinuteEarth - The Story of Our Planet
Our first video ever! Agriculture, hula hoops, SARS, and THIS video: how long did they take to get around the earth?
SciShow
How Long Does SARS-CoV-2 Last on Surfaces? What We Know
If a surface is contaminated with the SARS-CoV-2 virus, how long does it pose a risk of infection?
SciShow
Salted Nukes: An Even More Dangerous Bomb
Nuclear weapons are the most destructive things we’ve ever created, but it turns out there’s a way to make them even deadlier…
SciShow
Could Climate Change Make Plants More Toxic?
Some believe that increased carbon emissions could produce faster growing plants, but some scientists worry that it could mean more toxic and invasive species.
SciShow
Why Was the WannaCry Attack Such a Big Deal?
On Friday, May 12th, 2017, the ransomware program WannaCry started spreading to computers all over the world at an alarming rate. A couple days later, it was basically completely contained with very little damage done. So what happened?
SciShow
There's a Single-Celled Dog
Is it possible for there to be a dog that is made of one very determined cell?
SciShow
Seeing Sick Birds Boosts Canaries’ Immune Responses
Unlike humans, domestic canaries don’t have the option of social distancing when one of their own is ill. But canaries may have evolved a nifty workaround for protecting their populations when disease strikes!
Be Smart
How Fire Ants Took Over America 🔥🔥🔥🔥🔥
How Fire Ants Took Over America Fire ants are several species of ants in the genus Solenopsis, which includes over 200 species. Solenopsis are stinging ants, and most of their common names reflect this, for example, ginger ants and...
TED-Ed
TED-ED: The evolution of the book - Julie Dreyfuss
What makes a book a book? Is it just anything that stores and communicates information? Or does it have to do with paper, binding, font, ink, its weight in your hands, the smell of the pages? To answer these questions, Julie Dreyfuss...
PBS
We Are Star Stuff
Stars are our stellar alchemists. They spend their entire lifespan creating and molding elements. In their final moments, a supernova spreads these elements out into the universe, providing the building blocks for new stars, planets, and...
TED-Ed
TED-Ed: A brief history of dumplings | Miranda Brown
As archaeologists pored over ancient tombs in western China, they discovered some surprisingly well-preserved and familiar relics. Though hardened over 1,000 years, there sat little crescent-shaped dumplings. So who invented these plump...
TED-Ed
TED-ED: The evolution of animal genitalia - Menno Schilthuizen
Genitals are the fastest-evolving organs in the animal kingdom. But why is this so? And what's the point of having decorative private parts? Menno Schilthuizen explains how the evolutionary biology of nature's nether regions uncovers a...
SciShow
What's the Deal with Warts?
On today's Quick Question, we absolve the poor, humble toad of its wart-giving reputation. Learn about the virus that causes warts, how they spread, and what you can do to get rid of them.
SciShow
There Probably Aren't Different Strains of SARS-CoV-2 (Yet)
Scientists are closely watching SARS-CoV-2 to track mutations and see if it's developed into different strains. So, has it?
SciShow
How Did You Get Here?! (Unexpected Ways Species Travel the World)
Sometimes, species end up in places we wouldn't expect, like when the same or very similar species end up on opposite parts of the globe. It's called disjunct distribution, and here are 6 ways that it can happen.
SciShow
The Science of Dank Memes
Since you're on YouTube, you probably know what a meme is; but what is it really and how does it go viral?
SciShow
Jimmy Carters Cancer Cure
In August 2015, Jimmy Carter announced that he had a form of cancer that spread to his liver and brain. A few months later he reported the cancer was gone. How?
SciShow
Will COVID-19 Go Away in the Summer?
COVID-19 has the potential to ebb and flow with the seasons, but because it's a novel pandemic, that doesn't mean we're off the hook this summer.
SciShow
What You Need to Know About the Delta Variant
Several COVID-19 variants are acting uniquely enough to qualify as a distinct strain. And you might have heard about one on the news: the Delta variant. Today we’re going to talk about what it is, why it’s here, and what you need to know...
Crash Course
Int'l Commerce, Snorkeling Camels, and The Indian Ocean Trade: Crash Course World History
In which John Green teaches you the history of the Indian Ocean Trade. John weaves a tale of swashbuckling adventure, replete with trade in books, ivory, and timber. Along the way, John manages to cover advances in seafaring technology,...
TED-Ed
TED-Ed: How to unboil an egg - Eleanor Nelsen
It's so obvious that it's practically proverbial: you can't unboil an egg. But actually, it turns out that you can -- sort of. Eleanor Nelsen explains the process by which mechanical energy can undo what thermal energy has done.
SciShow
Why Is This Virus So Contagious?
SARS-CoV-2 is super contagious, and researchers don’t yet know all the reasons why. But by comparing this new virus to the similar one that causes SARS, we’ve found a lot of promising leads that could help us figure out how to beat this...