Seasonal flu kills half a million people every year. But scientists may have found a drug that, while it won't stop you from getting the flu, could stop it from killing you.<b<br/>r/>

Hosted by: Hank Green (he/him)

When we say a meme goes “viral,” we aren't actually saying it's making people sick. But the math behind a meme’s spread suggests it's actually a pretty spot-on analogy.

We’ve changed - and standardized - the way diseases get named because the old way was often stigmatizing and confusing.

This video is a collaboration with Aatish Bhatia about how to see the COVID-19 tipping point - we present a better way to graph COVID-19 coronavirus cases using a logarithmic scale in "phase space" - plotting the growth rate against the...

Economic crises can and do happen. But for every true crisis, there are many false alarms, says economist Philipp Carlsson-Szlezak. He explains how to live with the media's pervasive economic doomsaying, why we should stop treating...

In the future, humans will likely die of a very different suite of causes than we do now, thanks to advances in healthcare, an aging population, and changes in the environment.

Clearing tropical forests isn't just dangerous to the natural world — it's also a threat to human health and wellbeing, says physician Neil Vora. Tracing how environmental devastation led to deadly epidemics like Ebola, he presents three...

Since humanity’s earliest days, we’ve been plagued by countless disease-causing pathogens. Invisible and persistent, these microorganisms and the illnesses they incur have killed more humans than anything else in history. But which...

On her way to winning the 2023 Nobel Prize for her pioneering work on mRNA vaccines, Katalin Karikó lived a life made for the big screen. <br/>

Our DNA holds evidence of a huge, ancient pandemic, one that touched many different species, spanned the globe, and lasted for more than 15 million years.

I Can't Believe We're Making Another COVID Video

SARS-CoV-2 and COVID-19 are nasty enemies. Invisible, mysterious, and deadly, they have spread around the world and caused much of humanity to hide away. Germs like these only succeed and spread because of our social evolution, and our...

Viruses keep jumping out of nature and into humans and getting us very sick in the process. So why do zoonotic spillovers like SARS-CoV-2 happen, and why are they becoming more frequent? We asked an expert.

Bottom line: Masks work. They are safe for almost everyone to wear, and the more people that wear them along with adhering to physical distancing and other strategies, then that's more lives we'll save. But there's still a lot of...

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.

While children are only a small minority of those who test positive for COVID-19, we’re starting to see evidence of a rare, but serious, complication in children that resembles a condition known as Kawasaki disease. Here’s what doctors...

Did you know that dogs can tell when you're stressed out? But how do they know? Turns out they can smell it! Join Hank for a new episode of SciShow and learn all about it! Hosted by: Hank Green (he/him)

Is Monkeypox truly as dangerous as the media says? The current human monkeypox outbreak has left many feeling uneasy about the potential of another pandemic. Whether it's fact or fiction, we'll show you what we know about Monkeypox in...

As we react to the predictions that epidemiological models make, changing the ways we act and go about our lives, those estimates can appear totally off. But if a model’s predictions end up being wrong, that might mean it's done exactly...

You might be wondering what we know about Sputnik V, the world’s first vaccine for widespread use against COVID-19. Well, so is everyone. Many experts are skeptical as to whether the vaccine actually works, because it’s been tested in a...

New variants of SARS-CoV-2 have emerged throughout the COVID-19 pandemic, with the latest one being Omicron. We’re still trying to learn about its effects and what it means for the overall course of the pandemic, but here’s what we know...

Like a common cold or a cold sore, would it be possible to get a reinfection of COVID-19? Would we be able to build up long-term resistance to it?

A new strain of bird flu has been detected in North American birds for the first time in seven years. And U.S. President Biden is temporarily lifting the country's summertime ban on E15 gasoline.

Near the end of 2020, we got some puzzling but good news: COVID-19 fatality rates have been dropping. Here are a few factors that might help explain why we’re seeing this trend.