PBS
Voting Systems and the Condorcet Paradox
What is the best voting system? Voting seems relatively straightforward, yet four of the most widely used voting systems can produce four completely different winners.
PBS
Cosmic Microwave Background Explained
HAS SPACE ALWAYS BEEN BLACK? As long as we've been around, YES. But the universe gets much more exciting, AND much BRIGHTER, as we start winding our clocks back to the early days of the universe. Near the beginning of the universe, when...
MinutePhysics
Passing A Portal Through Itself
This video is about what happens if you try to pass a portal (like in the video game Portal or Portal 2) through itself - do you get a paradox? Infinite recursion? Impossibility? Contradiction? The end of the world? Collapse of the...
SciShow
Why Tomatoes Are Fruits, and Strawberries Aren't Berries
Did you know that bananas are berries, but strawberries aren’t? A lot of thought goes into classifying fruits and vegetables, and it all has to do with anatomy.
SciShow
Tracking Plant Genetics Through Art
Just like animals, plants evolve and change over time. And you might think we'd be looking for things like fossils to figure out how they've changed, but some scientists are using a far less traditional resource: art.
TED-Ed
TED-Ed: History's deadliest colors - J. V. Maranto
When radium was first discovered, its luminous green color inspired people to add it into beauty products and jewelry. It wasn't until much later that we realized that radium's harmful effects outweighed its visual benefits....
SciShow
Those White Crusts on Whales Are Alive and Full of Stories
You might think the white patches that grow on whale’s heads and faces are just weird skin growths, and you’re not wrong. But when you look closer, these patches are crawling with tiny stowaways!
PBS
Space Used to Be Orange!!
As long as we've been around, YES. But the universe gets much more exciting, AND much BRIGHTER, as we start winding our clocks back to the early days of the universe. Near the beginning of the universe, when space was rapidly expanding,...
SciShow
Why Does The Sky Turn Green Before Tornadoes?
In some parts of the United States, it's said that a green sky means there's a tornado on the way. But while you should probably go inside, things might not necessarily get so bad"
Curated Video
Voting Systems and the Condorcet Paradox
What is the best voting system? Voting seems relatively straightforward, yet four of the most widely used voting systems can produce four completely different winners.
SciShow
SciShow Quiz Show: Why Humans Are Weird!
In this explosive episode of SciShow Quiz Show, Hank Green and SciShow writer Dave Loos test their knowledge of diamonds, the environment, and the many reasons why humans are very strange creatures.
SciShow Kids
Make Your Own Watercolors! #sciencegoals
Have you ever wanted to make a painting but you've run out of paint? Learn how you can make your own watercolors with Jessi and Squeaks!
SciShow
Fun in the Summer Sun… on Saturn
For 13 years, the Cassini probe circled Saturn and sent back fascinating data about the seasons of Saturn as it moved through a 29 Earth year Saturnian year.
SciShow
How Can Orange Juice Make Your Kale Better?
No matter how much kale or spinach you eat, the bioavailability of non-heme iron doesn't increase, but the vitamin C in orange juice can actually help your body absorb more of it.
SciShow
Gravitation: The Four Fundamental Forces of Physics #3
Hank continues our series on the four fundamental forces of physics with a description of gravitation -the interaction by which physical bodies attract with a force proportional to that of their masses, and which is responsible for...
SciShow Kids
Why Are Flamingos Pink? | The Science of Colors! | SciShow Kids
Mister Brown and Squeaks learn all about the awesome flamingo - and find out what makes them pink! Next Generation Science Standards Crosscutting Concept: Cause and Effect: Events have causes, sometimes simple, sometimes multifaceted....
Bozeman Science
Thinking in Patterns - Level 2 - Patterns of Change
A mini-lesson on patterns of change.
Bozeman Science
Gravitational Force
In this video Paul Andersen explains how an object with mass placed in a gravitational field experiences a gravitational force. On the Earth this gravitational force is known as weight. The gravitational force is equal to the product of...
SciShow
Do Essential Oils Really Work? And Why?
What does the research say about what essential oils can actually do?