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
Insect Filth and Bloody Messes with Evelyn From The Internets!
Hank faces off against his Crash Course co-worker Evelyn from the Internets in this test of wits and sticky science knowledge! Who will win and who will lose?
SciShow
What Do We Know About T Cells and COVID-19 Immunity? | SciShow News
There's another theory about the Covid-19 pandemic going around, and while it is pretty cool, it's not exactly the solution some are suggesting it might be.
SciShow
The Terrifying Truth About Bananas
Hank loves bananas and is worried about their future, so he did some investigating and wrote this episode of SciShow to share some kinda scary banana truths with us.
SciShow
Why Are Some COVID-19 Cases Asymptomatic?
For many, COVID has been a devastating virus, but there are people who don't exhibit any symptoms at all. Why is that?
SciShow
Fighting COVID-19 With... Llamas?!
Scientists have been researching whether or not antibodies from COVID-19 patients might help those infected with the virus, and one study has found promising results, in a llama.
TED Talks
TED: The next outbreak? We're not ready | Bill Gates
In 2014, the world avoided a global outbreak of Ebola, thanks to thousands of selfless health workers -- plus, frankly, some very good luck. In hindsight, we know what we should have done better. So, now's the time, Bill Gates suggests,...
SciShow
We May Have a COVID Vaccine in 2021, But Not Without Taking Risks
Right now, experts say a vaccine for COVID-19 is a year or more away. But as far away as it sounds, it’s only within the realm of possibility because scientists are speeding up the vaccine development process in surprising ways.
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.
SciShow
What If Your Arm Falls Off Right After a Vaccine?
If you lost your arm almost immediately after being vaccinated, would you still be vaccinated?
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
Why Do Some Shots Make Your Arm Hurt So Much?
From MMR boosters to tetanus, you'll probably get a lot of shots in your life. And one thing you might notice is that some of them don't feel like much, but some of them can make your arm reallllly sore! Why is that?
SciShow
Why Do You Always Get Sick After Exams
Why can you usually stay healthy while you’re going through a stressful situation, but then you get sick right after?
MinuteEarth
How Fevers REALLY Work
Fevers are one of our best weapons against infections, but they don't work like you might think.
SciShow
Prelude to a Revolution | Antibodies Series Part 1
You may have heard a lot of talk about antibodies lately, especially in relation to vaccines. We wanted to tackle this important subject, but these tiny objects are deceptively complex! So, this is the first of three episodes in a...
SciShow
Bacteria and Viruses Are Raining Down on Us All the Time
While you probably aren’t going to get sick from just being outside in all this microbe rain, pathogenic organisms ARE raining down on us all the time, everywhere!
TED-Ed
TED-Ed: How do vaccines work? - Kelwalin Dhanasarnsombut
The first ever vaccine was created when Edward Jenner, an English physician and scientist, successfully injected small amounts of a cowpox virus into a young boy to protect him from the related (and deadly) smallpox virus. But how does...
TED-Ed
TED-Ed: The surprising reason you feel awful when you're sick - Marco A. Sotomayor
It starts with a tickle in your throat that becomes a cough. Your muscles begin to ache, you grow irritable, and you lose your appetite. It's official: you've got the flu. It's logical to assume that this miserable medley of symptoms is...
SciShow
6 Mysterious Ancient Outbreaks
Epidemiologists are always trying to get one step ahead of the next big outbreak - and often the best clues we have come from outbreaks of the past. Chapters BUBONIC PLAGUE VICTIMS 0:25 THE GREAT DYING 17th Century 0:47 WAMPANOAG LAND...
SciShow
Creating $122 Billion of Antibodies | Antibodies Series Part 2
Figuring out how to hack the immune system and make the antibodies we want was just the beginning. Thanks to innovative technologies, we're finding ways to produce safe, effective antibodies for all sorts of uses.
SciShow
Top 5 Deadliest Diseases
Hank scares our pants off with a tale of the five deadliest infectious diseases in the world.
MinuteEarth
A Disease's Guide to World Domination
There's something surprising that helps determine how damaging a disease is: distance. ___________________________________________ To learn more, start your googling with these keywords: Direct transmission: occurs when a pathogen is...
TED-Ed
TED-Ed: Will there be another pandemic in your lifetime? | TED-Ed
We tend to think of pandemics as unlikely events, but disease outbreaks are surprisingly common. Over the past 400 years, the longest stretch of time without a documented outbreak was just four years. So, what's the probability of...
Crash Course
How do Outbreaks End? Vaccines and Recovery: Crash Course Outbreak Science
Throughout this series, and in our real lives, we've seen the chaos and devastation that outbreaks can cause. But there's good news! Eventually, outbreaks come to an end. In this episode, we'll look at some of the important tools of...