60 Second Histories
Roman armour - lorica segmentata
A legionary describes the armour called lorica segmentata or 'segmented' armour which is heavier and more uncomfortable but offers better protection, it's even arrowproof
TMW Media
The fascinating history of this Colorado Gold Mine
We’re striking gold on today’s episode of Travel Thru History! We’ll hike a “Mile-High” to a city surrounded by mountains, plains and gold mines. It’s a city diverse in indoor cultural activities as well as outdoor adventures. We’re...
Next Animation Studio
Earth’s inner core growing lopsided - but will not cause tilting
Earth’s inner core grows 1 millimeter in radius per year, but its east side is growing faster than its west.
Visual Learning Systems
Topography and the Earth: the Mantle and the Core
This program describes the major topographical features of Earth including mountains, plains, and plateaus. Footage from throughout North America takes students to the Rocky Mountains, the plains of Iowa, and the Colorado Plateau to...
Curated Video
Alloys: Properties and Examples
This video is an educational overview of alloys, their properties, and different examples. The speaker explains the concept of alloys and why they are used in metals in order to increase strength and hardness. They then focus on steel as...
Curated Video
The Importance of Iron
In this video, we explore the importance of iron as a key element in various industries, from construction to health. Discover how our bodies use iron to produce hemoglobin and how we absorb the substance through iron-rich foods. This...
JJ Medicine
Iron Absorption, Transport, Metabolism and Regulation - Biochemistry Lesson
Medicine/Biochemistry lesson on iron absorption, transport in the blood, metabolism and regulation of iron uptake in the body. NOTE: There is a mistake in this video: ferritin binds to Fe3+ and not to Fe2+. Sorry for the confusion :) Hey...
Curated Video
Patterns in Acid Reactions with Metals, Alkalis, and Carbonates
This video discusses the patterns followed in reactions between acids and various substances such as metals, metal oxides, metal hydroxides, alkali spaces, and carbonates. The video explains that when acids react with these substances,...
Curated Video
Comparing Aluminum and Steel: Key Differences and Applications
This video provides a brief yet informative overview of the differences between aluminum and steel. It explores their physical properties, strengths, weaknesses, and various applications. Whether you're interested in engineering,...
JJ Medicine
Restless Legs Syndrome (RLS) | Causes, Signs & Symptoms, Diagnosis, Treatment
Restless Legs Syndrome (RLS) | Causes, Signs & Symptoms, Diagnosis, Treatment Restless Legs Syndrome (RLS) is a condition involving recurrent episodes of an urge to move the legs. RLS may be caused by changes in neurotransmitter levels...
FuseSchool
What Are Redox Reactions? (Oxygen Exchange)
Learn the basics about the exchange of oxygen in oxidation-reduction reactions (REDOX) when learning about chemical reactions. In a chemical reaction, oxidation is oxygen GAIN and reduction is oxygen LOSS. A good example of oxidation is...
JJ Medicine
Heme Synthesis Pathway
Heme Synthesis Pathway: Intermediates, Enzymes, Pathway Regulation, and Importance in Health. Hey guys! This is a video lesson on the heme synthesis pathway, intermediates in the pathway, important enzymes required for the pathway and...
FuseSchool
How To Use Moles - Part 1
Learn the basics about using moles. This is part 1 of 3 parts, teaching you about using moles, as a part of the chemical calculations topic. Avogadro’s number describes what is known as 1 mole, or 12 g of carbon atoms. This is used in...
Mazz Media
Mining
In this live-action program viewers will learn Mining is the process of extracting minerals and metals from the earth. Students will come to understand that Minerals are essential to modern technology and that metals and other elements...
Professor Dave Explains
Types of Silicates Part 1: Orthosilicates, Disilicates, and Cyclosilicates
Silicates are a particularly complex class of minerals that all contain silica tetrahedra. Let's look at a few of the sub classes of silicates and the minerals in those groups to learn more about silicate structure. The 8 Classes of...
JJ Medicine
Introduction to Clinical Lab Values: Blood Cells and Electrolytes
In this video, you will be introduced to clinical laboratory values including references ranges, normal values, patient factors influencing lab values, blood panel values and serum electrolyte levels. You will also learn about the...
Professor Dave Explains
Oxidation-Reduction Reactions
Which thing gets oxidized, the oxidizing agent? No wait, that's what gets reduced, or is it the reducing agent? Ahh! Stupid binary concepts! OK, settle down. Watch this clip and learn everything you need to know about electron transfer.
After Skool
Is SeaWeed The Crop of the Future?
Despite its recently trendy, superfood status, seaweed has been used all over the world for thousands of years, but has most notably been a prominent part of Asian diets for the longest period of time, particularly in Japan, Korea and...
Soliloquy
Radioactive Steel
Since the beginning of atomic testing steel has become weakly radioactive making it useless for applications sensitive to radiation such as in the manufacture of Giger Counters.
History Hit
West Africa Before the Europeans: Europeans early arrival
How did Europeans slowly arrive early on in West Africa? How politically diverse was West Africa? West Africa Before the Europeans, Part 4
Catalyst University
Crystal Field Stabilization Energy (CFSE) 2: High-Spin Example
Crystal Field Stabilization Energy (CFSE) 2: High-Spin Example
Science360
Friction and Heat - Science of Speed
Friction always creates heat. Brakes and tires depend on friction to work, but more friction isn't always better. In the engine, friction is never good and engine builders use everything from oil to high-tech coatings to get a little...
Curated Video
Millet Production and World Hunger
This video discusses the importance of millet in addressing hunger and malnutrition globally. It highlights India and China as the top producers of millet, but also mentions the decline in millet production and consumption in India. The...
Professor Dave Explains
Oxidation and Reduction
Defining oxidation and reduction in the context of organic chemistry, and introducing common oxidizing and reducing agents.