European exploration had a lot of side effects. When the Old World and the New World began to interact, people, wealth, food, animals, and disease began to flow in both directions. In the New World, countless millions were killed by...

The thing about European History is that it tends to leak out of Europe. Europeans haven't been great at staying put in Europe. As human beings do, the people of Europe were very busy traveling around to trade, to spread religion, and in...

Howcast - Learn how to set up a boot camp for kids from Warrior Fitness Boot Camp creators Ruben Belliard and Alex Fell in this Howcast video.

Servant Leadership is an important leadership approach that contrasts with traditional management or leadership. The term was coined in the 1970s by Robert K. Greenleaf.

Some well-known servant leaders are Jesus, Gandhi, Mother...

Howcast - Learn how to defend against two swords from Sensei Oliver Martin in this katana sword fighting video from Howcast.

This video highlights the difference between soft and hard links.
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This clip is from the chapter "Files and Directories Management in Linux" of the series "Linux Fundamentals".This section will start off with introducing you...

In which John discusses what actually causes the stigmatization of certain health conditions, and how best to fight stigma.

Discover what is happening when you crack your knuckles. And for starters, your knuckles don't crack, they pop.



Biology - Human Body - Learni

ng Points.

Your knuckles do n

ot crack - they pop!

The...

American explorers and pioneers the first Europeans explored the valleys, rivers and mountains of America. Many set up home there and forced Native Americans out of their original homeland. American Explorers & Pioneers. The Clark and...

American explorers and pioneers; the first Europeans explored the valleys, rivers and mountains of America. Many set up home there and forced Native Americans out of their original homeland. First European trips to North America and...

To measure the background atmosphere you need a sensitive instrument. Róisín Commane of Harvard University with the #EarthExpedition ATom mission explains how her instrument uses lasers to detect greenhouse gases. The ATom mission...

Adenosine Triphosphate, a molecule that acts as an energy store in all living cells.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...

American explorers and pioneers the first Europeans explored the valleys, rivers and mountains of America. Many set up home there and forced Native Americans out of their original homeland. American Explorers & Pioneers. The Alaska...

This World Cultures instructional video discusses how explorers from Europe ventured East to search for goods.

Howcast - Learn three proper sword etiquette tips from Sensei Oliver Martin in this katana sword fighting video from Howcast.

Cultural Impact of Early Exploration explains the cultural impact of exploration by researching the travels of Christopher Columbus, Ferdinand Magellan, and Sir Francis Drake.

Once upon a time, for thousands of years, the human beings on two continents, Europe and North America, just ignored each other. Then, in the late 980s, a group known as the Norsemen, more famously known as Vikings, left Iceland, heading...

In the decades following World War II, life changed in many ways, and a fair number of those changes were for the better. Many of those improvements were driven by advances in science and technology, in fields like biology,...

A visual for derivatives which generalizes more nicely to topics beyond calculus. Thinking of a function as a transformation, the derivative measure how much that function locally stretches or squishes a given region.

We've come a long way in our understanding of dark energy. In previous episodes we've looked at how our universe is paradoxically flat and how dark energy is exponentially accelerating the expansion of the universe. Now, let's dive into...

We often see accidentals in music but they have different significance depending on the context. Accidentals might be flagging up a key change, or they might be decorative chromatic notes, or they might be signifying a minor key, or they...

Experience Raksha Bandhanand how its celebrated

This video discusses the benefits and advancements of wind power as a clean and renewable source of electricity. It highlights Denmark's leadership in wind power, with the country producing over 20% of its electricity from wind turbines....

Meet Nicholas, a young boy from 1768, who dreams of travelling across the ocean to exotic, faraway lands. Join him as he learns about famous explorers like Christopher Columbus and Vasco da Gama. Discover their exciting and dangerous...