SciShow
A Vaccine That Makes Your Immune System ... Forget?
Vaccines for covid or the flu teach your immune system to remember a threat so that it responds when that threat shows up. Some researchers want to delete immune memories instead, because those aberrant memories are the cause of...
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
What are Blood Types?
Quick Questions explains why, when it comes right down to it, there are really only eight kinds of people in the world.
SciShow
There Are Millions of Blood Types
You’re probably aware that your blood can be A, B, AB or O, but it turns out that blood types can get a lot more complicated than that! *We made a mistake in the credits of this video: The writer of this episode was Alane Lim.
SciShow
Could Your Blood Type Ever Change?
From A positive to O negative, everyone's born with a blood type, and they're stuck with that blood type for their whole lives... or are they?
SciShow
Why It Actually Took 50 Years to Make COVID mRNA Vaccines
The FDA recently approved two mRNA vaccines for COVID-19, but it was a challenge to make this type of vaccine work. And it took decades of research to get us to the point where scientists could make those vaccines as quickly as they did.
SciShow
A User's Guide to the Human Body
If you've ever wondered why you crave certain foods or what your appendix actually does, there's something in this collection for you!
SciShow
How to Fight COVID-19... with a Virus
When it comes to fighting COVID-19, scientists are throwing every bit of science we’ve got at it. A creative technique some researchers are looking into involves using gene therapy to fight this virus with… another virus!
SciShow
Xenotransplantation: When People Get Animal Parts
How can we transplant animal tissue into humans? And will we ever be able to grow customized organs? SciShow explains!
TED-Ed
TED-Ed: How do blood transfusions work? | Bill Schutt
In 1881, doctor William Halsted rushed to help his sister Minnie, who was hemorrhaging after childbirth. He quickly inserted a needle into his arm, withdrew his own blood, and transferred it to her. After a few uncertain minutes, she...
SciShow
Why Only Some Vaccines Need Booster Shots
Vaccines teach your immune system to recognize pathogens, but sometimes your body needs a bit of a reminder.
SciShow
Hank vs Aranda: The FINAL FACE-OFF | SciShow Quiz Show
Two SciShow hosts go head-to-head in a battle to figure out who will be the reigning champion for this era of SciShow Quiz Show!
SciShow
Why It Actually Took 50 Years to Make COVID mRNA Vaccines
The FDA recently approved two mRNA vaccines for COVID-19, but it was a challenge to make this type of vaccine work. And it took decades of research to get us to the point where scientists could make those vaccines as quickly as they did.
SciShow
Toxic Shock Syndrome: Way Beyond Tampons
If you've heard of Toxic Shock Syndrome, you might think you can only get it from tampons, but the bacteria that cause this problem are surprisingly common and we still don't know why they sometimes turn deadly.
SciShow
3 Ways You Can Join the Citizen Scientists Fighting COVID-19
If you’re getting restless from social distancing and wishing you could do more to help fight the global pandemic, here are some ways that you can help scientists fight COVID-19—all from the comfort of your home.
SciShow
How a Century-Old Procedure Could Help Us Fight COVID-19
Some potentially good news on the COVID-19 treatment front: Thanks to a technique that’s more than a century old, recovered COVID-19 patients may be in a position to help the rest of us -- with their blood plasma.
SciShow
How Can One Person's Blood Save 2 Million Babies?
An Australian man named James Harrison holds the world record for most blood donations. His blood has saved the lives of millions of newborn babies, but how can one man's blood help babies all over the world?
SciShow
How Your Blood Type Protects and Hurts You
Did you know that your blood type affects more than just who you can donate blood to?
Amoeba Sisters
Antibiotics, Antivirals, and Vaccines
Explore the basics of how antibiotics, antivirals, and vaccines work to help your immune system in the fight against pathogens! This Amoeba Sisters video also briefly introduces the lines of defense in the immune system and discusses how...
SciShow
How to Make a COVID-19 Vaccine
One year to eighteen months might seem like a while to wait for a COVID-19 vaccine, but there's a good reason finding and approving a candidate takes a whole lot of time.
Amoeba Sisters
Multiple Alleles (ABO Blood Types) and Punnett Squares
Learn how to set up and solve a genetic problem involving multiple alleles using ABO blood types as an example!
Amoeba Sisters
Immune System
Explore the basics about the immune system with The Amoeba Sisters! This video talks about the three lines of defense and also compares cell-mediated response with the humoral response.
SciShow
How to Stop Cancer Using RNA
We know that our immune system watches out for us, but is there a way we could give it a leg up in spotting cancerous tumors?
SciShow
This Is Your Brain on GPS
Researchers have revealed a potentially life-saving rapid blood type test, and does using GPS to get around make your brain lazy?