SciShow Kids
All About Teeth! | SciShow Kids Compilation
In this SciShow Kids compilation, Jessi and Squeaks learn about why teeth are important, how they're different, and why some animals have really weird ones.
SciShow
The Last Living Thing Won't Be a Cockroach
There are several ways the world could end, and scientists have given a lot of thought to what the last living thing will be.
SciShow
Four Weird Ways to Make Electricity
When you think of newer ways to make electricity, solar cells and wind turbines may come to mind. But scientists can make the stuff from just about anything. And they're working on some truly bizarre ways to generate power.
SciShow
Fool’s Gold Might Be Better Than the Real Thing
This month's Rocks Box is pyrite, also called fool's gold. But this fool's gold might not be so foolish, since we can use it to get all kinds of other minerals we really need, and it may be a key to getting real gold after all.
SciShow
The Volcanoes That May Have Started Life on Earth
The nitrogen cycle is essential to life on Earth, but biological nitrogen must be fixed before it can be used. Scientists aren't sure how the first nitrogen became available... but it might have been volcanoes.
SciShow
Pyrotherapy: An Awful Nobel Prize for Infecting People with Malaria
Malaria vs. Neurosyphilis: the story of an unethical experiment, and its mysterious conclusions
SciShow
Your Best Friend Probably Smells Like You
The microbes that crawl all over us give us our unique scents. And research shows that not only do we prefer our own, but we tend to choose friends with a similar smell.
SciShow
Have an Autoimmune Disease? Blame the Black Death
The bubonic plague killed so many people in Europe, the Middle East, and North Africa that that natural selection event is still rippling through our genomes today. But the same genes that helped your ancestors survive the Black Death...
Amoeba Sisters
Genetic Engineering
Explore an intro to genetic engineering with The Amoeba Sisters. This video provides a general definition, introduces some biotechnology tools that can be used in genetic engineering, and discusses some related vocabulary (such as...
SciShow
Early Earth Microbes May Have Eaten Raw Meteorites
Is it possible that life on earth began with an out of this world rock buffet?
SciShow
How We Get Sick in Space and How to Recover | Compilation
No one likes being sick, but can you imagine catching a bug while hurling through space? Turns out, this is an issue that many space agencies have worked to study and mitigate.
SciShow
Growing Bacteria in Space Stations | Compilation
Bacteria is enormously resourceful and will find a way to grow just about anywhere it can, and that includes space stations. Here's a compilation of how that's happened in the past and how we've handled it!
PBS
Why Does Caffeine Exist?
Today, billions of people around the world start their day with caffeine. But how and why did the ability to produce this molecule independently evolve in multiple, distantly-related lineages of flowering plants, again and again?
PBS
How We Figured Out Fermentation
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. This new superpower would open up a whole new...
PBS
Giant Viruses Blur The Line Between Alive and Not
In 2003, microbiologists made a huge discovery. One that would force us to reconsider a lot of what we thought we knew about the evolution of microbial life: giant viruses.
PBS
Are We All Actually Archaea?
The unexpected discovery of an entirely new domain of life was pretty huge and surprising - even if archaea do just look like bacteria. But, in recent years, it’s been their connection to us that's turned out to be particularly full of...
PBS
Something Has Been Making This Mark For 500 Million Years
Paleodictyon, a hexagonal-patterned fossil, is a bit of a mystery. We don’t even know if it’s a trace fossil, or the organism itself. So… what could it be?
Be Smart
Antibiotic Resistance and the Rise of Superbugs
Antibiotic Resistance and the Rise of Superbugs
TED Talks
TED: CRISPR's next advance is bigger than you think | Jennifer Doudna
You've probably heard of CRISPR, the revolutionary technology that allows us to edit the DNA in living organisms. Biochemist and 2023 Audacious Project grantee Jennifer Doudna earned the Nobel Prize for her groundbreaking work in this...
SciShow
Why Astronauts Need Farm-to-Table
Growing food in space will be necessary to support the future of space exploration. And it won't be monoculture, either. Here's why astronauts will be growing whole ecosystems in space.
SciShow
The Wildest Noises in Wildlife… and Dunes
Nature can be pretty noisy, but there's some stuff that's just quiet all the time - right? Well, thanks to advances in audio equipment, researchers are finding out that everything from plants to bacteria have a lot more to say that we...
SciShow
We Can't Find Most Of The World's Fungi
Most of the world’s fungi aren’t just rarely seen or found solely underground. They’re flat out invisible - and that’s becoming a big problem. Start your own microscopic journey with a Journey to the Microcosmos microscope:...
SciShow
A Needle So Tiny It Injects Into A Single Cell
It may be possible to create a needle so small it can inject a vaccine into a single cell. But it's not the product of a medical device company. It's part of something we often think of as making us sick.
SciShow
How Can Microbes Protect Crops From Drought?
Solving food shortages caused by droughts is a big challenge that may benefit from a tiny ally. Turns out that the microbes living in the soil around plants can give them a boost when water's scarce, which means more food for us, which...