This video is answering the question of when did the microraptor exist.

👉 Learn how to factor polynomials using the sum or difference of two cubes. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. To factor an...

In this video, we explore the life and voyages of Christopher Columbus, the famous explorer who crossed the ocean waters in search of a new route to the Indies. We learn about his early life in Genoa, Italy, where he developed a...

Learning idioms is a great way to improve your English speaking. In this video you’ll learn 9 vegetable-related idioms and how to use them accurately during English speaking conversations. You can use these idioms right away and you’ll...

In this video, students learn how to solve word problems involving fractions and whole numbers using a number line. The examples given include determining the amount of milk needed for multiple batches of cookies and calculating the...

Christopher Albrecht has been a teacher for over a quarter century. He spent the first three years of his career in New Martinsville, West Virginia. In his first year, Albrecht was named a Sallie Mae First Class National Teacher of the...

Mosul is about to be recaptured from Islamic State, but what happens after that is uncertain. With several parties jostling for control fragile alliances could break, increasing the likelihood of sectarian conflict.

William Martin at Worcester Polytechnic Institute (WPI) has drawn on mathematical systems once thought to have no practical use to help make public key cryptography run effectively on sensors with tiny processors and meager power supplies.

Peter Quarry and Eve Ash discuss how in an increasingly VUCA (volatile, uncertain, complex, ambiguous) world, leaders often retreat into stress, anxiety, overly controlling, sensitized and empty behaviors. These are all signs that...

This video introduces the Classifying Plants and Fungi series. These two very important kingdoms of living things are the focus of this colorful and fascinating program. The major taxonomic categories of these organisms are discussed,...

Duke University neuroscientist Jennifer Groh describes an intriguing hypothesis that might account for the often hard to imagine intermediate stages of evolution while highlighting how evidence for one aspect of the theory might involve...

Howcast -So you have a blog on Tumblr, and now you want to know what people think about it. Allowing replies is as simple as three clicks.

Learn about Christopher Columbus and his explorations with this video. Christopher Columbus sailed the ocean blue in 1492 to discover a western route to Asia, but discovered the Americas by mistake. The United States now celebrates...

In This Episode, Tyler Teaches Us About "Cross the Ocean" with Christopher Columbus

In this video, you will be able to install the plugins required for continuous integration with artificatory and GitHub.
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This clip is from the chapter "Continuous Integration and Continuous Deploy" of the series "DevOps...

This gives practice reading multisyllabic words with mostly closed syllables or short vowels. This helps kids break apart words to read and spell longer words.

This video covers:

- The idea that the carbon-carbon double bond can break, which allows the carbons to bond to new a
toms
- How alkenes react with hydrogen to fo
rm alkanes
- How alkenes react with water to
form...

And............BOOM!

Dr. Forrester talks about Columbus’s famous first voyage to the New World on the Pinta, the Niña, and the Santa María. She then introduces Amerigo Vespucci and explains why America was named after him.

Many people in the United States and Latin America have grown up celebrating the anniversary of Christopher Columbus's voyage. But was he an intrepid explorer who brought two worlds together or a ruthless exploiter who brought...

More than 300 million people around the world suffer from asthma, and around 250,000 people die from it each year. But why do people get asthma, and how can this disease be deadly? Christopher E. Gaw describes the main symptoms and...

Brain Games host, Jason Silva, delves deep into the origins of fear. ➡ Subscribehttp://bit.ly/NatGeoSubscribe' target='_blank' rel='nofollow'>Subscribe About Brain Games: Using a series of experiments, illusions and man-on-the-street...

At face value, the lines between verbal irony, sarcasm, and compliments can be blurry. After all, the phrase 'That looks nice' could be all three depending on the circumstances. In the final of a three part series on irony, Christopher...

You're in a movie theater, watching the new horror flick. The audience knows something that the main character does not. The audience sees the character's actions are not in his best interest. What's that feeling -- the one that makes...