SciShow
How to Supercool Water: A SciShow Experiment
Water doesn't always freeze when it's supposed to. Learn about supercooling, and how to supercool a bottle of water at home -- and then turn it to ice instantly!
TED-Ed
TED-Ed: What is fat? - George Zaidan
As the narrative goes, fat is bad. Well, it's actually more nuanced than that. The type of fat you eat is more impactful on your health than the quantity. George Zaidan examines triglycerides, the varied molecules that make up fat, and...
SciShow
The 5 Most Important Molecules in Your Body
Your body has all sorts of complicated processes going on, and a lot of them are carried out by incredibly powerful molecules. We're not talking nutrients -- we're talking about 5 of the molecules that keep you ticking!
Crash Course
Taste & Smell: Crash Course A&P
Hank resists the urge to devour a slice of pizza so that he can walk you through the way we experience our major special senses. It all boils down to one thing: sensory cells translating chemical, electromagnetic, and mechanical stimuli...
SciShow
Why Is Ice Slippery?
Winter: It's that time of year when you're out for a stroll and maybe miss a hidden patch of ice and fall flat on your butt. Why you gotta play us this way, ice?
Crash Course
Stoichiometry: Chemistry for Massive Creatures - Crash Course Chemistry
Chemists need stoichiometry to make the scale of chemistry more understandable - Hank is here to explain why, and to teach us how to use it. Table of Contents Atomic Mass Units 2:24 Moles 5:12 Molar Mass 5:59 Equation Balancing 8:45...
SciShow
Is Premium Gasoline Really Better for Your Car?
Are you slowly killing your car by using below average gas? Olivia talks about octane ratings and how your vehicle is designed to handle them.
SciShow
Does Drinking Alcohol Kill Your Gut Bacteria?
Alcohols are used to disinfect things all the time, which makes drinking them sound bad for the helpful critters in your gut. But, turns out, drinking in moderation could actually be good for your microbiome.
TED-Ed
TED-Ed: How can we solve the antibiotic resistance crisis?
Antibiotics: behind the scenes, they enable much of modern medicine. We use them to cure infectious diseases, and to safely facilitate everything from surgery to chemotherapy to organ transplants. But we’ve stopped discovering new ones...
MinuteEarth
The Most Common Allergy In The World
The urushiol molecules in poison ivy have the ability to trigger a harmful immune response in most people because the immune system mistakenly labels them as a threat.
Crash Course Kids
Organizing Properties
Have you ever thought about all the different kinds of groups you’re a part of? Like, there’s the friends you hang out with and your family, your hockey team, your Crash Course fan club, and that’s just for starters! And even though...
Crash Course
The Basics of Organic Nomenclature - Crash Course Organic Chemistry
Language is complicated, especially in organic chemistry. This episode of Crash Course Organic Chemistry is all about nomenclature. We'll dive into IUPAC systematic naming of organic molecules, and get to practice with the help of three...
SciShow
The Hunt for the Highest Melting Point
What has the highest melting point known to us? Hank Green explains in this episode of SciShow.
SciShow
Why Do My Ears Pop?
We’ve all experienced it, that annoying pressure in our head when we’re flying in a plane or a storm front comes in, then it pops! Find out how this popping happens and things to avoid so you don’t harm your ears.
Crash Course
Amines: Crash Course Organic Chemistry
Did you know that the fishier a fish smells, the longer it’s been out of the water? This is due to a chemical called trimethylamine, which is an amine, the class of organic compounds we’re discussing in this episode! Although they tend...
Crash Course
Real Gases: Crash Course Chemistry
Hank bursts our ideal gas law bubble, er, balloon, and brings us back to reality, explaining how the constants in the gas law aren't all that constant; how the ideal gas law we've spent the past two weeks with has to be corrected for...
Bozeman Science
AP Biology Lab 1: Diffusion and Osmosis
Paul Andersen starts with a brief description of diffusion and osmosis. He then describes the diffusion demonstration and how molecules move over time. He then explains the concepts behind the osmosis lab and how potatoes are affected by...
Bozeman Science
Water: A Polar Molecule
In this video Paul Andersen explains how the polarity of water makes life on the planet possible. Oxygen is highly electronegative and pulls the electrons closely creating a partial negative charge. The polarity of water (and the...
Bozeman Science
Elementary Reactions
In this video Paul Andersen explains that elementary reactions are steps within a larger reaction mechanism. Colliding molecules require sufficient energy and proper orientation to break bonds and form new bonds. A unimolecular reaction...
SciShow
Why You Should Never Put Tomatoes in the Fridge!
Without refrigerators, we'd have spoiled milk, moldy cheese, and warm sodas. However, there are some foods that don't fare so well in a chilly fridge, including tomatoes.
Bozeman Science
Activation Energy
In this video Paul Andersen explains how the activation energy is a measure of the amount of energy required for a chemical reaction to occur. Due to the collision theory the activation energy requires proper energy and orientation of...
SciShow
Why We're So Bad at Recycling Plastic
Plastic is quickly becoming a problem and we're eager to point fingers, but honestly, the reason there's so much plastic everywhere isn't just because of human negligence.
SciShow
Happy Mole Day!
Sunday is Mole Day! And researchers are working on a more delicious way to treat malaria.
Crash Course
The Polymer Explosion Crash Course Engineering 20
We're continuing our look at engineering materials with third main type of material that you'll encounter as an engineer: polymers. They're made of long, repeating chains of smaller molecules known as monomers and today we'll explore...