Curated Video
What Is an Ulcer?
Howcast - Learn what an ulcer is from gastroenterologist Lisa Ganjhu, M.D. in this Howcast video about stomach problems and digestive disorders.
Curated Video
What Causes Stomachaches?
Howcast - Learn what causes stomachaches from gastroenterologist Lisa Ganjhu, M.D. in this Howcast video about stomach problems and digestive disorders.
Curated Video
How to Use Apple Cider Vinegar for Acid Reflux
Howcast - Learn about using apple cider vinegar to treat acid reflux from gastroenterologist Lisa Ganjhu, M.D. in this Howcast video about stomach problems.
Curated Video
How to Make a Surfer on Acid
Howcast - Learn how to make a surfer on acid from the bartenders at Barcelona Bar NYC in this Howcast video.
Curated Video
How to Make Peanut Salsa
Howcast - Learn how to make peanut salsa from Brooklyn Taco Co. chef/owner Jesse Kramer in this Howcast video.
Curated Video
How to Freeze Peaches
Howcast - In a few simple steps, you can enjoy the taste of fresh peaches even in the dead of winter.
Curated Video
How to Remove Rubber Cement from Scrapbook Photos
Howcast -Rubber cement is easy to use but contains acid that can be harmful to pictures. Remove rubber cement and replace it with acid-free glue for your scrapbook photos.
Curated Video
How to Remedy Acid Reflux
Sick of that burning, persistent, acid sensation? With a couple of easy steps, you can put your stomach at ease and boost digestive health.
Curated Video
DIY SCI - NAKED EGGS
DIY SCI host Steve Spangler demonstrates how you can dissolve an egg's shell to make a naked egg!
Curated Video
Systems of Equations Word Problems 1 (MIXTURE problems)
In this video, we will solve systems of equations word problems involving mixtures of alcohol / acid.
Curated Video
Systems of Equations Word Problems 2 (MIXTURE problems)
In this video, we will solve systems of equations word problems involving acid, alcohol, and mixtures. These problems involve mixtures of pure water and pure acid.
Curated Video
How to Remember Amino Acid Classification in just 1 Minute
Amino acids are the building blocks of proteins, each composed of a central (alpha) carbon bonded to a hydrogen atom, amino group, carboxyl group, and a variable "R" group that defines its properties. Out of hundreds found in nature, 20...
Curated Video
Isoelectric point
Proteins, composed of amphoteric amino acids, can carry different net charges depending on the pH of their environment. The pH at which a protein has no net charge is called its isoelectric point (pI), and this varies between proteins...
Curated Video
What are amphoteric molecules?
An amphoteric species, like water, can act as both an acid and a base depending on the chemical environment, as described by Brønsted-Lowry Theory. Water accepts a proton to act as a base (e.g., with HCl) and donates a proton to act as...
Brave Wilderness
Bitten by the Biggest Ant in the World!
Watch as Mark and the crew explore the jungles of Borneo in order to find the biggest ant in the world: the Giant Forest Ant! With those massive mandibles and the ability to spray acid, where will it rank on the Brave Wilderness...
Curated Video
Turmeric Acid Base Indicator Experiment
Check out this cool experiment in which Dr. Boyd uses the seasoning Turmeric as an indicator for acids and bases.
0:00 – Introduction
0:21 – What you need
0:53 – Brief explanation of acids and bases
2:15 – Safety Discussion
2:36 –...
Curated Video
Difference between acids and bases. And why supervillains love them.
What is the difference between acids and bases? This is a commonly asked question in both chemistry and biology classes. In this video, we will go through the definition of acid and base, and why they are so important to us, and, uh,...
Science ABC
Science of Phelps: Why Was Michael Phelps So Successful At Olympics?
With a total of 28 medals, Michael Phelps is the most celebrated Olympian of all time. At the height of his career in Rio 2016, he had won no fewer than 23 gold medals, more than twice the number of the second-highest record holder! Now,...
Science ABC
Is Your Stomach Acid (Gastric Acid) Diluted When You Drink Water?
Short answer: Yes, drinking a lot of water will certainly change the pH of the stomach, but this amount is trivial. However, since your stomach is very acidic, to begin with, drinking water will not dilute it significantly. Also, there...
Science ABC
Digestive System: Ingestion to Egestion Explained in Simple Words
The digestive system is the system that helps us break down the food we eat to its basic nutrients so that our body can use those nutrients to get energy. The digestive system is composed of the long continuous alimentary tract or...
Science ABC
Why Are pH Values Only In A Range Of 0-14?
The pH scale is used to determine whether a substance is acidic or basic, and to calculate how strong a chemical it is. A pH value is a number that ranges from 1 to 14 for most common chemicals, with seven being the middle or neutral...
Curated Video
Strong acid
A strong acid is one that is fully ionised in solution. 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 abstract...
Curated Video
Neutralisation
The chemical process by which a base neutralises an acid, producing a salt and water. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Omega-3
A type of unsaturated fatty acid, essential for human health. 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...