SciShow
5 Weird Reasons Not to Smoke
Hank gives you five MORE reasons why you should probably avoid smoking, or quit if you already smoke - in addition to those big ones you already know about. These are the weird reasons.
TED-Ed
TED-ED: Is there a disease that makes us love cats? - Jaap de Roode
Today, about a third of the world's population is infected with a strange disease called toxoplasmosis - and most of them never even know it. And while the parasite can multiply in practically any host, it can only reproduce sexually in...
SciShow
Why Do Cat Eyes Glow in the Dark?
Those eerie shining orbs staring at you from the bushes when you take the trash out at night could be any number of animals, but why do their eyes glow like that?
SciShow
Why Can't My Cat See a Treat in Front of Her Face?
Cats are known for having fantastic night vision, but why is it during the day my cats can't see the treat that I'm putting right in front of them?
MinutePhysics
Hardy's Paradox | Quantum Double Double Slit Experiment
This video is about Hardy's Paradox, wherein an electron and positron (or photons polarized horizontally and vertically) pass through Mach-Zehnder interferometers that overlap such that the particles have a chance of annihilating. If...
SciShow
Why Can't I Wear My Dog's Flea and Tick Collars?
It seems like the easiest way to avoid tiny parasites is to just slap on your animal’s tick or flea collar and hike into the woods worry-free. But you definitely shouldn’t.
SciShow
How Do Cats and Dogs Drink Water?
Cats and dogs have it tough: They can't use straws, or tip a cup up to their mouths to drink. Instead, they have to use their tongues and a few different physics tricks to quench their thirst.
SciShow Kids
Cheetahs: The Fastest Runners in the World
Jessi and Squeaks love to race each other! They can both run pretty fast, but there's one animal they'd never be able to beat: the cheetah! Join us to learn all about this super speedy cat!
MinutePhysics
Lorentz Transformations | Special Relativity Ch. 3
The previous videos in this series: Chapter 1: Why Relativity is Hard Chapter 2: Spacetime Diagrams This video is chapter 3 in my series on special relativity, and it covers boosts, galilean transformations, newtonian relativity, and of...
TED-Ed
TED-Ed: How do animals see in the dark? - Anna Stockl
To human eyes, the world at night is a formless canvas of grey. Many nocturnal animals, on the other hand, experience a rich and varied world, bursting with details, shapes, and colors. What is it, then, that separates moths from men?...
SciShow
Why Can’t We Clone Endangered Species to Save Them?
We know how to clone animals, so why aren't we saving endangered species by cloning their populations?
MinutePhysics
Correlation CAN Imply Causation! | Statistics Misconceptions
This video is about how causal models (which use causal networks) allow us to infer causation from correlation, proving the common refrain not entirely accurate: statistics CAN be used to prove causality! Including: Reichenbach's...
MinuteEarth
MinuteEarth Explains: Cats vs Dogs
In this collection of classic MinuteEarth videos, we learn more about the planet’s two favorite pets.
SciShow
Having Six Fingers Is a Dominant Trait
Genetics are extremely complicated—so complicated that having an extra finger or toe, for example, is exceedingly rare despite it being caused by a dominant gene.
SciShow
Why We Love Music | A Very Jingly Compilation
Here in North America it's the time of year that we have a little more jingle in our bells than usual, but luckily there's a lot of science to explain exactly why music mistles our toes the way it does. Chapters View all skin orgasm 1:02...
TED-Ed
TED-Ed: What can Schrodinger's cat teach us about quantum mechanics? - Josh Samani
The classical physics that we encounter in our everyday, macroscopic world is very different from the quantum physics that governs systems on a much smaller scale (like atoms). One great example of quantum physics' weirdness can be shown...
MinutePhysics
Myths and Facts About Superintelligent AI
Join the AI conversation: http://AgeofAI.org This video was based on Max’s book "Life 3.0”, which you can find at: http://amzn.to/2iEwe6w We live in an era of self driving cars, autonomous drones, deep learning algorithms, computers that...
SciShow
Mindcontrolling Parasites
Hank introduces us to some freaky parasites that use mind control to hijack the brains of their hosts.
SciShow
Why Do Animals Lick Their Wounds?
There are a few animals that will instinctively lick their wounds when injured. SciShow Quick Questions explores the reasons why they do this, and why we sometimes have to stop them from doing it.
Crash Course
Humans and Nature and Creation: Crash Course World Mythology
In which Mike Rugnetta brings you the final installation of our unit on creation myths. This week, we're talking about human beings and their relationship to the natural world. It turns out foundational stories have a lot to teach us...
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
What Really Happened to Lyall’s Wren?
New ReviewWelcome back to Bizarre Beasts: Season Zero, where we are remastering episodes of Bizarre Beasts that were originally created for Vlogbrothers. This episode is all an extinct flightless bird from the New Zealand island of Takapourewa....
Curated Video
Interesting Facts About The Country You Barely Heard: Svalbard
New ReviewInteresting Facts About The Country You Barely Heard: Svalbard
Curated Video
Understanding Fractions: The Basics of Reading and Writing
New ReviewThis video provides a clear and concise explanation of fractions, using relatable examples such as dividing a pizza into slices and determining the fraction of pets in a group. The instructor explains the concept of fractions as...