Bozeman Science
Chemical Change
In this video Paul Andersen explains how chemical differs from physical change. In the laboratory macroscopic observations are used to infer changes at the particulate level. Evidence for chemical change include gas production, change in...
SciShow
The Farthest Galaxy We've Ever Seen! | SciShow News
Scientists have spotted a galaxy from the early origins of the universe, and found evidence to support the existence of a 9th planet in our solar system.
SciShow
Meet the Daring Matador Guppies of Trinidad
Convincing a predator to attack you might seem like a bad idea, but Trinidadian guppies have a whole bag of evolutionary tricks to help them do just that. But why do they do it, and how does it help them survive?
SciShow Kids
Let’s Make Slime!
Today is a big day! Jessi and Squeaks are going to make slime, and they're going to show you how to make it, too! Plus, they'll tell you all about the gooey science that makes slime so weird and fun!
Be Smart
Why is the sky any color?
Why is the sky blue? It's a question that you'd think kids have been asking for thousands of years, but it might not be that old at all. The ancient Greek poet Homer never used a word for blue in The Odyssey or The Iliad, because blue is...
SciShow
Colorfully Camouflaging Cuttlefish Are Colorblind
Colorfully Camouflaging Cuttlefish Are Colorblind
SciShow
5 Chemicals That Are in (Almost) Everything You Eat
Discover 5 key chemicals that we use to make our food taste the way it's supposed to taste, look the way we expect it to look, and generally survive the journey to our tables intact.
SciShow
5 Types of Awesome Glass Made by Nature
When it comes to sparkly objects, the planet Earth has a lot to offer. Here are 5 especially awesome glasses made by nature! chapters OBSIDIAN 0:57 2 OPAL 4:09 3 TEKTITES 5:46 FULGURITE 6:27 GLASS SPONGES 8:07
Crash Course
Sensation & Perception - Crash Course Psychology
Just what is the difference between sensing and perceiving? And how does vision actually work? And what does this have to do with a Corgi? In this episode of Crash Course Psychology, Hank takes us on a journey through the brain to better...
SciShow
Weak Interaction The Four Fundamental Forces of Physics #2
Hank continues our series on the four fundamental forces of physics by describing the weak interaction, which operates at an infinitesimally small scale to cause particle decay.
SciShow
How Did a Magnet Just Break My Monitor?
If you've managed to break your boxy old computer monitor by sticking a magnet on it, you have a lot to learn about the 20th century technology of cathode ray tubes.
SciShow Kids
Taking Pictures With the Sun!
Did you know there's a way to make art using the light from the sun? It's called a cyanotype, and Mister Brown is going to tell you all about how they work, and how to make your own!
Crash Course
Special Effects: Crash Course Film Production
Chances are, when you hear the phrase "Special Effects," you may have images pop into your mind. The Hulk smashing a city, a lightsaber fight, or maybe an alien world. But effects can be much more subtle and have been around really since...
Crash Course
Light
In order to understand how we study the universe, we need to talk a little bit about light. Light is a form of energy. Its wavelength tells us its energy and color. Spectroscopy allows us to analyze those colors and determine an object’s...
Amoeba Sisters
DNA, Chromosomes, Genes, and Traits: An Intro to Heredity
Explore DNA structure/function, chromosomes, genes, and traits and how this relates to heredity! Video can replace old DNA structure & function video and in addition covers foundational concepts of heredity. Table of Contents: Video...
Bozeman Science
Epigenetics
Paul Andersen explains the concepts of genetics. He starts with a brief discussion of the nature vs. nurture debate and shows how epigenetics blurs this distinction. He explains how differentiation of cell types results from the...
TED Talks
Jessi Arrington: Wearing nothing new
Designer Jessi Arrington packed nothing for TEDActive but 7 pairs of undies, buying the rest of her clothes in thrift stores around LA. It's a meditation on conscious consumption -- wrapped in a rainbow of color and creativity.
SciShow
Why Does Sweat Turn Shirts Yellow?
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?
SciShow
SciShow Talk Show with Toby Spribille & A New Lichen Discovery
Welcome back to SciShow Talk Show where Hank talks to interesting people about interesting things! This week, Hank discusses a new lichen discovery with researcher Toby Spribille.
SciShow
Can Screens Damage Your Eyes?
You might have heard that exposure to unnatural lights from digital devices can hurt your eyes. But is that true?
SciShow
How Studying Animals Is Helping Us Make Better Drones
Drone technology has advanced a lot in the last few decades, but our flying robots still have a lot to learn about navigation, agility, and adaptability from animals that have been flying for millions of years.
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...
TED-Ed
TED-Ed: Is light a particle or a wave? - Colm Kelleher
Can we accurately describe light as exclusively a wave or just a particle? Are the two mutually exclusive? In this third part of his series on light and color, Colm Kelleher discusses wave-particle duality and its relationship to how we...