SciShow
The Agony of Motion Sickness
What happens when your senses come into conflict with each other? In this episode of SciShow, Hank talks about motion sickness: why we have this nauseating experience and how we can avoid it or treat it.
TED Talks
TED: No one should die because they live too far from a doctor | Raj Panjabi
Illness is universal -- but access to care is not. Physician Raj Panjabi has a bold vision to bring health care to everyone, everywhere. With the 2017 TED Prize, Panjabi is building the Community Health Academy, a global platform that...
Crash Course
The Periodic Table: Crash Course Chemistry
Hank gives us a tour of the most important table ever, including the life story of the obsessive man who championed it, Dmitri Mendeleev. The periodic table of elements is a concise, information-dense catalog of all of the different...
TED Talks
TED: The Black history of twerking -- and how it taught me self-love | Lizzo
Twerking is mainstream now ... but do you know where it came from? Superstar Lizzo traces booty shaking to a traditional West African dance and tells how Black women across generations kept the rhythm alive, from blues and jazz singers...
Be Smart
Illuminating the Universe: The History of Light
Beyond what we can touch, taste, smell, and hear, we experience the universe through light. But how did we come to discover light, and how did we learn light's true nature, as the fastest thing in the universe, an electromagnetic...
SciShow Kids
Snails, Slugs, and Slime! Animal Science for Kids
Jessi and Squeaks look at some amazing creatures that they found in their garden: snails and slugs!
TED-Ed
TED-Ed: How mucus keeps us healthy - Katharina Ribbeck
Your body produces more than a liter of mucus every day, and when you're sick, it can be hard to miss. But what exactly is mucus? And what does it do, besides making you miserable? Katharina Ribbeck reveals the mysteries of this...
TED-Ed
TED-Ed: Become a slam poet in five steps - Gayle Danley
With enough passion and practice, becoming a slam poet is within your reach. Explore a distant memory on paper, then read it out loud. Edit. Try reading it out loud again, and add your finishing touches. Gayle Danley offers five steps to...
TED Talks
Photographs of secret sites - Taryn Simon
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Taryn Simon exhibits her startling take on photography -- to reveal worlds and people we would never see otherwise....
SciShow
Does Photographic Memory Exist?
Don't you think it would be nice if you had a photographic memory? But is it actually a thing?
TED Talks
TED: Please don't take my Air Jordans | Lemon Andersen
Would you kill for a pair of Air Jordans? Lemon Andersen spins a tale of someone who did, reciting a poem by Reg E. Gaines. These verses taught Lemon that poetry could be about more than self-expression, and could sound like music when...
Crash Course
Lab Techniques & Safety: Crash Course Chemistry
Hank takes a break from the desk to bring you to the lab in order to demonstrate some important points about the practical side of chemistry - experimentation in the laboratory. You'll learn what to wear in the lab, how to dispose of...
Crash Course
Reading Assignments: Crash Course Study Skills
Leaving the bookstore at the beginning of the semester you're probably wondering how the heck you're going to get through all of that reading. Today we're explaining how much of that reading you really need to do and the best strategies...
TED-Ed
TED-Ed: Light waves, visible and invisible - Lucianne Walkowicz
Each kind of light has a unique wavelength, but human eyes can only perceive a tiny slice of the full spectrum -- the very narrow range from red to violet. Microwaves, radio waves, x-rays and more are hiding, invisible, just beyond our...
SciShow Kids
Don’t Be Afraid of Spiders!
A SciShow Kids viewer wants to know more about spiders so she’s not afraid of them anymore. And know what? They’re not scary! They’re awesome!
TED-Ed
TED-ED: Plato's Allegory of the Cave - Alex Gendler
Twenty four hundred years ago, Plato, one of history's most famous thinkers, said life is like being chained up in a cave forced to watch shadows flitting across a stone wall. Beyond sounding quite morbid, what exactly did he mean? Alex...
Crash Course
Robotics
Robots aren’t like humans who can do a lot of different things. They’re designed for very specific tasks like vacuuming our homes, assembling cars in a factory, or exploring the surface of other planets. So even though it may be a while...
TED-Ed
TED-ED: Logarithms, Explained - Steve Kelly
What are logarithms and why are they useful? Get the basics on these critical mathematical functions -- and discover why smart use of logarithms can determine whether your eyes turn red at the swimming pool this summer. Lesson by Steve...
Crash Course
Shakespeare's Sonnets: Crash Course Literature 304
This week, we're learning about sonnets, and English Literature's best-known purveyor of those fourteen-line paeans, William Shakespeare. We'll look at a few of Willy Shakes's biggest hits, including Sonnet 18, "Shall I compare thee to a...
Bizarre Beasts
These Cats Have Human Eyes
New ReviewWelcome to the first episode of a new format for Bizarre Beasts, which we’re calling Season Zero. Over the next year, we will be remastering episodes of Bizarre Beasts that were originally created for vlogbrothers. First up: the manul!...
Bizarre Beasts
The Bird That Can Shapeshift Into A Tree
New ReviewWelcome back to Bizarre Beasts: Season Zero. We are remastering episodes of Bizarre Beasts that were originally created for Vlogbrothers.
Bizarre Beasts
These “Shrimp” Crashed Burning Man
New ReviewTadpole shrimp are neither tadpoles, nor shrimp. They are a little, ancient type of crustacean that swims in water in the driest places on earth.
Bizarre Beasts
No Other Birds Do What This Bird Does
New ReviewOilbirds come out at night, live in caves in huge colonies, and echolocate, but they aren't bats! Why would this South American bird have evolved to be so similar to our favorite flying mammals of the night?