Hank scares our pants off with a tale of the five deadliest infectious diseases in the world.

Last week, the World Health Organization announced that a malaria vaccine has finally made it through all the regulatory hurdles and is being distributed in the country of Malawi. Learn how it works and why it’s taken so long to develop...

There aren't many creatures as safe and chill as the humble sea sponge, right? Well, not so fast! It turns out there's a whole family of carnivorous sponges that trap and eat small animals using spines and migrating stomaches!

Claws and teeth are one way to catch a meal, but here are six animals that have evolved some pretty unique hunting techniques. Chapters FROGFISH 0:51 BOLAS SPIDERS 2:16 3 HUMPBACK WHALES 4:22 PISTOL SHRIMP 5:19 8:14 HUMANS 8:39

Hank talks about space elevators, and why we shouldn't expect to see one any time soon.

Have you ever gone through your laundry and noticed unsightly yellow stains in all of your white shirts? If your sweat isn't yellow, what's causing this?

We are in spring! And with spring come bees! In this episode of SciShow Compilation we bring the best episodes of bees and honey!

In part 2 of our History of the Internet series, Hank explains how public access became declared a human right!

You might have heard that exposure to unnatural lights from digital devices can hurt your eyes. But is that true?

Meeting new people is exciting, but also kind of overwhelming and you might have found yourself wondering if they really liked you. But turns out, they do really like you most of the time, and you might be just too hard on yourself.

Mister Brown and Squeaks are here to teach you all about the compass - and they will even help you make your own!



NGSS Performance Exp
ectations:
3-PS2-3: Ask questions to determine cause and effect relationships of...

SciShow Space explains how different experts define our the boundaries of our solar system and why it's way more complicated (and interesting) than it sounds.

You've filled up your cart and made it to the front of the grocery line when you're confronted with yet another choice: what kind of bag should you use? It might seem obvious that plastic is bad for the environment, and that a paper bag...

How could you dispose of your cooking oil when you're done cooking? The easiest thing to do might be to pour it down your drain -- but if you save it up and send it to a processing plant, it can gain useful new life as biodiesel, a...

More than 300 million people around the world suffer from asthma, and around 250,000 people die from it each year. But why do people get asthma, and how can this disease be deadly? Christopher E. Gaw describes the main symptoms and...

Cheetahs are fast. You know this. But which is faster: a cheetah, or a Tyrannosaurus rex?

Sensory deprivation tanks have grown in popularity recently, and while the research is not extensive, scientists have found some positive effects from spending some time without so much stimulation.

Geometric probabilities, and probabilities in general, allow us to guess how long we'll have to wait for something to happen. Today, we'll discuss how they can be used to figure out how many Bertie Bott's Every Flavour Beans you could...

Hank and physiologist Jon Harrison discuss the question of insect size and major theories that attempt to explain why there is a limit to how large insects can get with current conditions on Earth.

You might not know it, but there are thousands of human-made satellites orbiting the Earth! They help us do everything from study the climate to make phone calls, and there are even some satellites that people can live on!

All across the world people need to get from one place to another. And sometimes to get to that other place we need bridges. Here are eight bridges that are extraordinary in their own way, from standing the test of time to handling...

Black Holes are known for consuming everything that falls into them, but is there a point where these galactic devourers can't stomach anymore?

We’ve introduced the 0th and 1st laws of thermodynamics, so now it’s time to move on to the second law and how we came to understand it. We’ll explain the differences between the first and second law, and we’ll talk about the Carnot...

With the ambitious goal of becoming the first carbon-neutral continent by 2050, the European Union has committed to creating a greener world for future generations. In this bold talk, Ursula von der Leyen, President of the European...