Crash Course
Alcohols, Ethers, and Epoxides: Crash Course Organic Chemistry
What comes to mind when you think of alcohol? Probably alcoholic drinks like beer or wine. But in organic chemistry alcohols are an important and versatile family of compounds. In this episode of Crash Course Organic Chemistry, we’ll use...
SciShow
Does Beer Actually Help Breastfeeding?
Maybe you've heard that drinking beer while breastfeeding is helpful? There seems to be conflicting findings, so check out this episode to dive into the research!
SciShow
What Happens When You Hold Your Pee?
Can holding your pee be bad for you? Learn about your bladder in this Quick Question with Michael Aranda!
SciShow
The Chemistry of Addiction
Hank describes how our brains respond biochemically to various addictive substances and behaviors and where those responses have come from, evolutionarily speaking.
Crash Course
An Overview of Aldehydes and Ketones: Crash Course Organic Chemistry
Ketones and aldehydes are all around and inside us, from the strong smelling component of nail polish remover, acetone, to hormones in our bodies, to drug treatments for allergies, COVID-19, and even cancer! We’ve already learned a bit...
SciShow
Does Wine Really Need to 'Breathe'?
Whether it's from a box or a bottle, letting your wine 'breathe' can actually make a difference in its taste.
Bozeman Science
Anaerobic Respiration
Paul Andersen explains the process of anaerobic respiration. This process involves glycolysis and fermentation and allows organisms to survive without oxygen. Lactic acid fermentation is used in animals and bacteria and uses lactate as...
Crash Course
Aldehyde and Ketone Reactions - Hydrates, Acetals, & Imines: Crash Course Organic Chemistry
We’ve already learned the basics of carbonyl chemistry and talked about how we can synthesize aldehydes and ketones, but there’s still so much more to learn, like the role carbonyl groups play in reactions involving sedatives! In this...
SciShow
Alcoholism: How much is too much?
An excessive amount of alcohol can cause lots of problems, but lots of people drink fairly regularly without any of these problems. So, how do you know when you drink too much?
TED-Ed
TED-ED: A brief history of alcohol - Rod Phillips
Nobody knows exactly when humans began to create fermented beverages. The earliest known evidence comes from 7,000 BCE in China, where residue in clay pots has revealed that people were making an alcoholic beverage from fermented rice,...
SciShow
The Science of Alcohol: From Beer to Bourbon
Alcohol has been an important part of human culture for a very long time, and from the basic process, we've figured out how to create a wide variety of alcohol beverages!
SciShow
Does Alcohol Kill Brain Cells?
Quick Questions explains what alcohol does -- and doesn’t do -- to your brain cells. Enjoy this episode responsibly!
TED-Ed
TED-Ed: How does alcohol make you drunk?
Ethanol: this molecule, made of little more than a few carbon atoms, is responsible for drunkenness. Often simply referred to as alcohol, ethanol is the active ingredient in alcoholic beverages. So how exactly does it cause drunkenness,...
TED-Ed
TED-Ed: What happened when the United States tried to ban alcohol | Rod Phillips
On January 17, 1920, less than one hour after spirits had become illegal throughout the United States, armed men robbed a Chicago freight train and made off with thousands of dollars worth of whiskey. It was a first taste of the...
SciShow
Why Do Humans Like to Get High?
We’ve told you before that there really isn’t any evidence that animals consume mind-altering substances because they feel good to them. This makes it appear that the fondness for psychoactive drugs is, pretty...human. What is it about...
SciShow
How to Get Drunk on Bread
A man walks in to a hospital super drunk... but claims he hasn't had a sip of alcohol. Join us today for SciShow medical mystery!
Bozeman Science
Intermolecular Forces
In this video Paul Andersen explains how intermolecular forces differ from intramolecular forces. He then explains how differences in these forces account for different properties in solid, liquids and gases. Some of these properties...
TED Talks
Suchitra Krishnan-Sarin: What you should know about vaping and e-cigarettes
E-cigarettes and vapes have exploded in popularity in the last decade, especially among youth and young adults -- from 2011 to 2015, e-cigarette use among high school students in the US increased by 900 percent. Biobehavioral scientist...
Crash Course
Women in the 19th Century Crash Course US History
In which John Green finally gets around to talking about some women's history. In the 19th Century, the United States was changing rapidly, as we noted in the recent Market Revolution and Reform Movements episodes. Things were also in a...
Curated Video
La importancia del oxígeno: nuestro sustento vital
El oxígeno es el elemento químico con el símbolo O y número atómico 8. El oxígeno es un recurso necesario y abundante en la Tierra. Conozca los muchos usos del oxígeno, incluyendo mantener vivos a los seres humanos.
Curated Video
History of Energy Drinks
Weird History Food is gonna turn this up to 11 with the History of Energy Drinks. Energy drinks, namely Red Bull, Monster, and the always pleasant Four Loko are pretty well-known and popular brands, but they weren't the first energy...
Food Farmer Earth
What the Heck is Mead? Exploring Honey's Fermented Delight
This video delves into the world of mead, a fermented beverage made from honey. It explores the process of making mead, from beekeeping and honey harvesting to the fermentation process, offering a glimpse into this unique alcoholic drink.
Curated Video
Amylase
An important digestive enzyme which breaks down starch into sugar. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Curated Video
Solvent
The substance, such as water, in which another substance can dissolve. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...