SciShow
8 Mind-Blowing Optical Illusions
Your brain does its best to inform you about the world around you, but sometimes it gets tricked. Enjoy eight optical illusions to test your brain’s sensory input.
SciShow
5 Times Evolution Did Its Best
Usually when you think of evolution or natural selection, you think of survival of the fittest. But sometimes, the resulting traits of evolution aren’t the most efficient solutions to the problems at hand. With the bar set to “good...
SciShow
Now We Can Turn Your Thoughts Into Reality
How is it that you can be looking at a distinct object in front of you, yet picture something entirely different in your mind? The inner workings of what’s happening in our brains to allow this is a puzzle that scientists are now...
SciShow
Working on Pathfinder: SciShow Talk Show
Hank's friend from grad school, Bryan von Lossberg recounts his time working on NASA's Mars Pathfinder mission, and Jessi from Animal Wonders surprises us with Goma the red eyed tree frog!
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? Hosted by: Michael Aranda
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?
SciShow
Where Do Our Facial Expressions Come From?
Our facial expressions convey a lot about our emotions, but why? Hank explores how our evolution has helped form how we communicate with our faces. Hosted by: Hank Green
TED-Ed
TED-Ed: Seeing things that aren't there? It's pareidolia | Susan G. Wardle
Imagine opening a bag of chips, only to find Santa Claus looking back at you. Or turning a corner to see a building smiling at you. Humans see faces in all kinds of mundane objects, but these faces aren't real— they're illusions due to a...
TED Talks
TED: Woman, Life, Freedom in Iran -- and what it means for the rest of the world | Golshifteh Farahani
In this poetic and moving reflection, actor, musician and activist Golshifteh Farahani honors those who have fought for "Woman, Life, Freedom" following Mahsa Amini's death at the hands of Iran's religious morality police. Calling upon...
SciShow Kids
Not-So-Creepy Creatures | SciShow Kids Compilation
In the spirit of Halloween, Anthony and Squeaks are playing Guess That Animal with some creepy creatures to remember how cool they really are.
SciShow Kids
The Amazing Adaptations of Cave Animals! | Let's Explore Caves! | SciShow Kids
Mister Brown and Squeaks are visiting Sam the Bat's family in their cave! Now, animals that live in caves are pretty special. Since caves are really dark, the animals that live there can't use eyes to see where they are going, so they...
SciShow Kids
Telescopes in Space! | How We Study Space | SciShow Kids
Anthony and Squeaks find out how you can put telescopes in different places to help you see further away and get better pictures of things in space!
PBS
Why Iraq's Biblical Paradise Is Becoming A Salty Wasteland
In addition to recovering and rebuilding after a brutal war with ISIS, Iraq is facing a dire water shortage. Levels in the Tigris and Euphrates Rivers have plummeted, in part because neighboring Turkey built a dam upstream that restricts...
PBS
Anti-bias lessons help preschoolers hold up a mirror to diversity
Some California preschools are getting children to participate in
conversations about racial differences at an early age by introducing an
anti-bias curriculum that teaches kids about diversity and inclusion.
Against a backdrop of...
SciShow
Can Moving Your Eyes Re-Code Your Memories?
The simple eye movements involved in EMDR therapy are supposed to help you reprocess traumatic memories, but does it actually work?
Be Smart
Can Evolution Make an Eye? - 12 Days of Evolution #4
Some of the biggest evolution questions finally answered.
SciShow
Why Are Some Animal Babies So Helpless
Have you ever noticed that some animal babies, like baby deer, can walk around basically right after they're born, but other animal babies, like kittens, can't even open their eyes? There’s a reason for that, and it comes down to two...
SciShow Kids
Squeaks Gets Scared! | SciShow Kids Compilation
There's a big thunderstorm happening where Squeaks lives, and it's making the Fort kind of creepy... Join Squeaks as he faces his fears and learns more about the things that scare him!
SciShow
5 Times Evolution Should Have Planned Ahead
Natural selection can lead to some pretty amazing adaptations, but sometimes the resulting traits aren’t the most efficient solutions to the problems at hand. With the bar set to “good enough,” here are some features that arose from...
TED-Ed
TED-Ed: How optical illusions trick your brain - Nathan S. Jacobs
Optical illusions are images that seem to trick our minds into seeing something different from what they actually are. But how do they work? Nathan S. Jacobs walks us through a few common optical illusions and explains what these tricks...
Crash Course
Movies are Magic: Crash Course Film History
Well, they're not really "magic." Maybe "illusion" is a better way to say it. As we begin this journey of the history of cinema, we need to understand how movies trick our brains into even understanding that a movie is a movie. In this...
TED-Ed
TED-Ed: What is color? - Colm Kelleher
Have you ever wondered what color is? In this first installment of a series on light, Colm Kelleher describes the physics behind colors-- why the colors we see are related to the period of motion and the frequency of waves.
TED-Ed
TED-Ed: Which animal has the best eyesight? | Thomas W. Cronin
The animal kingdom boasts an incredible diversity of eyes. Some rotate independently while others have squiggly-shaped pupils. Some have protective lids, others squirt blood. But which creature has the best sight? Which sees best in the...