SciShow
How To Clear Icy Roads, With Science
Icy roads are a huge hazard, and typical methods of de-icing them can be pretty toxic to wildlife. Which is why researchers have been so fixated on finding better alternatives, from brine to pig pee.
SciShow
How To Clear Icy Roads, With Science
Icy roads are a huge hazard, and typical methods of de-icing them can be pretty toxic to wildlife. Which is why researchers have been so fixated on finding better alternatives, from brine to pig pee.
SciShow
Why Peeing in the Pool Could Be Dangerous | Disinfection By-Products
It’s kind of a pain to get out of the pool just to use the bathroom, plus chlorine is a disinfectant so it is fine to pee in the pool, right? Well, it turns out that might give you some health issues.
SciShow
The Unbelievably Tough Animals of Lake Natron
With its caustic red waters, Lake Natron doesn’t seem like the ideal place to call home. But some creatures have evolved amazing adaptations that help them survive and thrive in this alkaline lake.
SciShow
How "Cold-Blooded" Animals Survive the Cold
We humans can rely on our internal body heat to help keep us warm. But what can cold-blooded animals do when faced with the threat of freezing? Here are three creatures that have come up with some...“cool” solutions.
SciShow
One Way to Deal With CO2? Reuse It
Is there any better way to create new energy than to make it out of consumed energy sources?
SciShow
Anal Jets and Frog Urine | SciShow Quiz Show
Stefan returns to challenge Hank on Quiz Show, and the rest of the SciShow Tangents crew decided to join in the fun!
SciShow
The Truth About That Fish That Climbs Into Urethras
If you’ve ever heard stories of a naughty little fish with a penchant for swimming up urethras, don’t believe the hype—these tiny Amazonian catfish are just victims of a very old rumor mill.
SciShow
SciShow Quiz Show: Eons Edition!
Hank Green presides over this battle between the other two hosts of Eons. They know dinosaurs, but how much do they really know about industrial grease?
Amoeba Sisters
Excretory System and the Nephron
Join the Amoeba Sisters as they explore the excretory system! This video will first discuss two major functions of the excretory system before focusing on the nephron. The majority of this video will tour through the nephron while...
SciShow
MouthPeeing and 5 Other Extreme Turtle Traits
From peeing out of their mouths to being capable of living in icy water, turtles have evolved remarkable, but a little bit bizarre traits to survive.
SciShow
3 Weird, Real Ways We Could Fix Icy Roads
Salting roads in the winter is pretty commonplace in areas of the world that see freezing temperatures, but it isn't the only solution.
SciShow
The Secret Ingredient in Ruminant Spit
Every day, humans literally flush a valuable resource down the toilet: nitrogen. But there are some animals that have figured out a way to recycle the extra nitrogen in their bodies by moving it not to their livers, but to their mouths!
SciShow
All About Poop, Plus a Tortoise: SciShow Talk Show #15
The SciShow Talk Show has a new look! And a new guest who isn't new at all - Jessi Knudsen Castañeda from Animal Wonders joins Hank to talk about one of her favorite subjects: poop! They are joined by Augusto Castañeda and Yucca the...
Crash Course
Urinary System, part 1: Crash Course A&P
Even though you probably don't choose to spend a lot of time thinking about it, your pee is kind of a big deal. Today we're talking about the anatomy of your urinary system, and how your kidneys filter metabolic waste and balance salt...
SciShow
Why You Can't Really Sweat Out Toxins
The human body has a few built-in methods for getting rid of toxins. Sweating seems like it should be one of them, but it isn't doing as much as you think.
SciShow
Can You Build Homes in Space With Blood?
If we hope to someday live on other worlds we need to figure out where we’re gonna lay our heads at “night.” But who would have thought we could use our own bodies as ingredients for our homes?!
SciShow
Why Do Your Eyes Get Red in the Pool?
It's not just chlorine that irritates your eyes in a pool. It's actually something a lot more disgusting
Crash Course
Biological Molecules - You Are What You Eat: Crash Course Biology
Hank talks about the molecules that make up every living thing - carbohydrates, lipids, and proteins - and how we find them in our environment and in the food that we eat.
Crash Course
The Excretory System: From Your Heart to the Toilet - CrashCourse Biology
Hank takes us on the fascinating journey through our excretory system to learn how our kidneys make pee.
Curated Video
Amniotic fluid
A clear, yellowish fluid that surrounds the developing foetus in the amniotic sac within the mother's womb. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Kidneys
Learn about how the kidneys function, regulate the salt levels in our bodies, filter our blood, and ultimately keep us alive. Biology - Human Body - Learning Points. The kidneys are located just below the ribs - one on each side of the...
Curated Video
Carbon Capture: Phytoplankton
Phytoplankon - microscopic marine plants - could help prevent global warming. How would they do this? And is it right for man to interfere with nature in a bid to save the planet? Human Geography - A Changing World - Learning Points....
Curated Video
Urea
An organic compound containing nitrogen that plays an important role in animal metabolism, and is excreted in the urine of mammals. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...