Instructional Video3:42
SciShow Kids

Why Are Wet Dogs Smelly?

K - 5th
Squeaks and Jessi made a new friend, Cassie the puppy! They gave her a bath after playing in the mud, but now she smells even worse than before! Why do wet dogs smell so bad?!
Instructional Video3:22
SciShow Kids

What are Boogers?

K - 5th
What’s that stuff up your nose? Does it do anything? SciShow Kids explains the science of boogers!
Instructional Video4:49
SciShow

How Do You Get Rid of Bacteria in Space Stations

12th - Higher Ed
When astronauts go into space, they're not always going alone.
Instructional Video5:09
SciShow Kids

Animal Slime and Other Weird Stuff

K - 5th
Ever wonder why some animals don't need sunscreen or how they can live in dry climates without water? Well, some of them can use the slime their bodies produce in weird and helpful ways!
Instructional Video3:55
SciShow

Eyeball Licking: Please Don't

12th - Higher Ed
So you think eye licking (also known as worming) is just a harmless bit of foreplay? Think again.
Instructional Video10:27
SciShow

Bioprinting and Pig Chimeras: The Possible Future of Organ Transplants

12th - Higher Ed
From bioprinting to growing organs in non-human animals, doctors and scientists are looking at different ways to make organ transplants a less challenging procedure.
Instructional Video3:08
SciShow Kids

What Are Stitches For?

K - 5th
Squeaks got hurt playing outside and had to get stitches! Jessi explains what happens at the doctor's office and how stitches help us heal!
Instructional Video3:11
SciShow

Do Surgical Masks Protect You from Viruses?

12th - Higher Ed
You often see people wearing surgical masks or respirators during flu season, but do they even do anything?
Instructional Video11:37
Crash Course

Biomedicine: Crash Course History of Science

12th - Higher Ed
The history of science up until the Cold War is often overshadowed by the Manhattan Project. But, today we are going to talk about advances in biomedicine, or healthcare based on a biological understanding of human bodies and diseases.
Instructional Video2:26
SciShow

Does Air on Planes Make You Sick?

12th - Higher Ed
If you get sick a few days after a flight, you might want to blame it on the recycled air in the plane- but planes aren't actually giant germ incubators.
Instructional Video5:04
TED-Ed

TED-Ed: The 4 greatest threats to the survival of humanity | TED-Ed

Pre-K - Higher Ed
With the invention of the atomic bomb, humanity gained the power to destroy itself for the first time in our history. Since then, our risk of either extinction or the collapse of civilization has steadily increased. Just how likely are...
Instructional Video3:17
SciShow Kids

Why Does Springtime Make Me Sneeze? Body Science for Kids

K - 5th
Are you sneezing more as it gets nicer outside? Jessi and Squeaks talk about allergies, and explain what your body is going through!
Instructional Video5:50
SciShow

Masks? Handwashing? Sanitizer? — How to Protect Yourself from Coronaviruses

12th - Higher Ed
Today, we all do our best to protect ourselves from coronaviruses. But a lot of what people are doing doesn’t really help, and it could take away supplies from those who actually need them. Hank explains what does help, and how it...
Instructional Video3:30
SciShow Kids

Why Do We Get Vaccines?

K - 5th
Jessi is about to go to the doctor's to get a vaccine and she's sort of nervous. But she knows that vaccines are really important, so she learned all about how they help us stay healthy! Now she wants to share what she learned with you!
Instructional Video9:19
SciShow

3 People Who Probably Saved Your Life

12th - Higher Ed
Today we are talking about 3 scientists who, through their collective inventions and discoveries, have saved millions of lives.
Instructional Video5:07
TED-Ed

TED-Ed: How do germs spread (and why do they make us sick)? - Yannay Khaikin and Nicole Mideo

Pre-K - Higher Ed
Germs are found on almost every surface we come in contact with, which makes it incredibly common for our bodies to be exposed to them. But why are some of these germs relatively harmless, while others can be fatal? Yannay Khaikan and...
Instructional Video3:43
SciShow Kids

Why Does Some Cheese Have Holes?

K - 5th
Cheese is a great snack! One of the best things about it is that there's so many different kinds: cheddar, mozzarella, provolone, gouda... the list goes on and on! But have you ever wondered why some cheeses, like Swiss, are full of...
Instructional Video2:59
SciShow Kids

Meet Your Tonsils!

K - 5th
Has your doctor ever asked you to stick out your tongue and say "ah"? They're probably checking out your tonsils! But what are your tonsils, and what do they do?
Instructional Video6:15
Be Smart

Could You Be Immune To Everything?

12th - Higher Ed
Do you remember having a cold in 5th grade? Or the flu a couple years ago? Your immune system does. Our bodies hold many levels of immune defense. Millions of B cells and T cells and antibodies are constantly on patrol for germs and...
Instructional Video3:16
SciShow Kids

Why Does My Ear Hurt?

K - 5th
Squeaks is feeling a little under the weather! As if a sore throat and a stuffy head weren't bad enough, he also has an earache. Join him to learn why we get earaches and what we can do to help our bodies get over them faster!
Instructional Video2:01
SciShow

Do My Feet Smell Like Doritos?

12th - Higher Ed
Hank tackles another one of the internet's most-asked questions: What makes feet stink? And maybe more importantly, why do they sometimes smell like ... snack food?
Instructional Video3:09
SciShow Kids

All About Sneezes!

K - 5th
It’s cleaning day at the fort, and all that dust is making us sneeze! But have you ever wondered why we sneeze in the first place? Discover how your body uses mucus and sneezes to keep out the bad stuff and help you stay healthy!
Instructional Video3:53
SciShow Kids

Colds, the Flu, and You

K - 5th
When the weather starts to get cool, a lot of people start to get sick. So what’s making people sick and how can you avoid falling ill? Join Jessi and Squeaks to find out!
Instructional Video14:27
SciShow Kids

Why Do We Get Sick?

K - 5th
Getting a cold or flu can be sort of scary. But sometimes the more you know about something, the less scary it is!