It started in England and reached its peak in America. The Industrial Revolution is a period of history that began in the early 18th century and has carried through our modern times. This video talks about the exploitation of children...

Enzymes have optimal conditions under which they operate. Temperature, pH, enzyme concentration and substrate concentration are some conditions that affect the rate of reaction. As enzymes are proteins, they have an optimum temperature...

Adverb clauses also known as adverbial clauses function as one part of speech: the adverb. We know that an adverb answer modifies a verb, an adjective, and another adverb. It answers the question “when?”, “where?”, “how?”, “why?” “to...

Market fetishists may not know it yet, but it's over.Suresh Naidu breaks down neoliberalism, and why it can no longer support itself.Produced by Matthew Kulvicki, Nick Alpha & Ryan Scammell

In this video you will learn how weird and wonderful animals are formed in the process of speciation and the formation of new species. Different selection pressures select for different characteristics. Over generations, the individuals...

Vitamin B2 (Riboflavin) Deficiency | Food Sources, Purposes, Causes of Deficiency, Symptoms, Diagnosis and Treatment



Vitamin B2 (riboflavin) is a water soluble vitamin and is one of 8 B vitamins, that we require for...

The Triangle Shirtwaist Fire Tragedy took the lives of 146 workers – and exposed a shocking lack of workplace health and safety laws in New York State.

Type 2 Diabetes Signs & Symptoms (& Why They Occur)



Type 2 diabetes is a condition involving impaired glucose regulation, which is caused by impaired insulin sensitivity, decreased glucose tolerance and increased glucose...

The video is a lecture presentation focused on investigating seed germination. The presenter discusses the definition of germination and the factors necessary for it to occur, such as temperature, the availability of oxygen, and the...

At the start of the 20th century scientists had a good estimate of how old the Earth was. At least several billion years of age. This led to the tricky question as to how the Sun not only generated heat and light, but how it had done...

Looking at the hydrogenation of alkynes.

Using a potentiometer and if statement with Arduino.

In This Episode, Tyler Teaches Us About How to do an If, Then Statement

What are the benefits of exercise? Is exercise all that good for you? Yes, yes, and yes. Studies overwhelmingly indicate that exercise has a LOT of benefits. I wrote a piece on exercise and weight for The New York Times a couple months...

Seed grow into plants through the process of germination. Germination requires optimum sunlight, temperature, water and air for the seed to turn into a plant. Isn’t it amazing that a tree as tall as a building can emerge from just a tiny...

Vitamin D Deficiency (Part 2) | Hyperparathyroidism, Clinical Features (ex. Osteoporosis), Diagnosis, Treatment



This is part 2 in a series on Vitamin D deficiency. In this lesson, we continue with our discussion on Vitamin D...

Hey internet! This is Jacob Clifford. In this episode I explain explicit and implicit benefits and costs. I also define utility and explain the idea of cost-benefit analysis.



The answers to the practice questions are in the...

Plant Structure and Function Set: 1. This clip examines the stomata of leaves. It discusses their structure, how they work and the important role stomata play in regulating the exchange of gases and water between the plant and...

This live-action video program is about the word Climate. The program is designed to reinforce and support a student's comprehension and retention of the word Climate through use of video footage, photographs, diagrams and colorful,...

1.8 billion years ago, a cell ate another cell, but it didn't digest it, and without that happening, we would not exist. This week we explore the origins of eukaryotic cells and ask the question, "Are our cells more than ourselves?"

What is space science? What fields does a space scientist study? In this program students will learn that space scientists work in many non-engineering fields including astrophysics, cosmochemistry, planetary geology space weather and...

Water is the fundamental ingredient for life on Earth. Looking at our Earth from space, with its vast and deep ocean, it appears as though there is an abundance of water for our use. However, only a small portion of Earth's water...

It explains health and its significance and describes conditions for good personal and community health.

This video provides an overview of blizzards, explaining their definition, formation, and classification in different regions. It also highlights some of the strongest blizzards recorded in history, showcasing their devastating impact on...