IT'S HISTORY
Secrets of MEDIEVAL steel | IT'S HISTORY
Today we are going to tell you how medieval weapons were made. We went to the Wolin island, for the biggest viking festival in Poland to learn the secrets from real blacksmiths.
Curated Video
The Composition and Reactions of Oxygen and Carbon Dioxide in the Atmosphere
The video discusses the composition of air, specifically the gases nitrogen, oxygen, argon, and carbon dioxide. The presenter explains how these gases react with certain compounds and how they can be made from other substances. The video...
Professor Dave Explains
Native Elements, Oxides, Halides, and Sulfides
Different types of rocks contain different classes of minerals, which can tell us a lot about the geological environment in which the rock formed. What are these different mineral classes? What is the common structure of each class? The...
Curated Video
How Hard Drive Data is Stored and Retrieved
In this video, we learn about the components and functions of a hard drive, a data storage device used in computers. The video explains how data is stored and retrieved and how it reads and writes data without physical contact. It also...
Weird History
The Dangers of Medieval Armor
Chain mail and suits of armor were some of the most recognizable parts of medieval warfare. Created in response to swordplay, the dominant form of combat at the time, they've become somewhat legendary for their striking appearance on the...
FuseSchool
Extraction Methods - Bioleaching & Phytomining
Learn the basics about future extraction methods including bioleaching and phytomining. This is a part of the overall environmental chemistry topic.
Mazz Media
Trash and the Environment
What happens to buried garbage? How does garbage change? What problems does garbage cause? By taking a trip to a recycling center, landfill and town dump kids will come to understand what happens to trash and garbage after they throw it...
msvgo
Extraction of Crude Metal from Concentrated Ore
It describes the two steps of extraction- conversion of oxide and reduction of oxide to metal.
Professor Dave Explains
Organometallic Reactions Part 2: Oxidative Addition
In addition to ligand exchange, another common organometallic reaction is oxidative addition. This commonly occurs with metals that have stable oxidation states that are two apart. Let's explore some examples of different stypes of...
FuseSchool
Group 2 - Alkaline Earth Metals
Learn the basics about Alkaline Earth metals which are a group of chemical elements in the periodic table with very similar properties? What are those properties? Find out more in this video!
Weird History
The Wizard of Oz Books Where Shockingly Violent
The kinds of lessons weaved throughout the movie are also present in the original Wizard of Oz books, on which the film is loosely based, but in the original stories, there are so many limbs being lost in any given chapter that the...
Weatherthings
Weather Things: Lightning Properties
Lightning is spectacular, from a distance. It's nature's way of transferring electricity within the sky, or between the sky and the ground. When lightning is nearby, it is a threat to safety. People are struck by lightning, in many cases...
Curated Video
The Versatile Uses of Lithium
This video provides an overview of lithium, its properties, and its various uses, including its use in lithium-ion batteries and in medications.
Curated Video
The Value and Versatility of Silver
This video provides an overview of the valuable and versatile element, silver. It explores its properties, uses in industries such as electronics and jewelry, its historical significance as a currency, and how it can be alloyed to...
Neuro Transmissions
I participated in a research study. Here's what it was like
At some point, you've probably seen signs calling for research study participants. But did you ever take a stub and call the number? What does that even look like? It can be a scary thing to hop into a study as a participant. But it...
Physics Girl
How to Make a Hurricane on a Bubble
How do scientists mimic the physics of a hurricane on the surface of a bubble? What other types of crazy research are bubbles used for? Learn how to create colorful vortices on a bubble in your kitchen!
Physics Girl
Oxygen is MAGNETIC?!
Liquid oxygen has unusual magnetic properties. This demonstration with the MIT Technical Services Group and a crazy blowtorch demonstration on the curie point of iron share a glimpse into how different kinds of magnetism work.
ProTeachersVideo
Great Lesson Ideas - Chemistry - Thermit Reaction
Head of Science Alastair Gittner, sets up the lesson by asking his students to consider how railway tracks are joined together, using their knowledge of the reactivity series. The classic thermit reaction between iron oxide and aluminium...
FuseSchool
Uses Of Metals - Gold, Copper, Aluminium, Steel
Learn the basics about how metals are used, such as gold, copper, aluminium, steel. Where can we find these materials in our day to day world? Find out more in this video!
msvgo
Redox Reactions in Terms of Electron Transfer
It explains about Redox reactions in terms of electron transfer reactions.
Professor Dave Explains
Organometallic Reactions Part 3: Reductive Elimination
Reductive elimination is essentially the opposite of oxidative addition and the products of one process can be the reactants of the other process. What conditions are most favorable to reductive elimination?
Curated Video
Using Differentiation to Solve Practical Problems
This video is a tutorial on how to use differentiation to solve practical problems. It demonstrates how to find the maximum and minimum values of a function by differentiating it and setting it equal to zero, and then determining its...
Professor Dave Explains
Organometallic Reactions Part 5: Nucleophilic/Electrophilic Attack on Ligands
Reactions that occur on the ligands themselves are quite common. Let's look at two common types of ligand reactions: nucleophilic and electrophilic attacks. Which types of ligands that are susceptible to these attacks and what happens?