Damon Centola is a Professor of Communication, Sociology and Engineering at the University of Pennsylvania, where he is Director of the Network Dynamics Group.

He is a leading world expert on social networks and behavior change....

In the second of a new series, James Payne and Joanne Shurvell combine their love of Art and Travel, as they look at less well known museums in cities around the world. In "Great Art Cities Explained: Paris", we look at three small...

Danielle McGuire, PhD, is an award-winning historian, public speaker and author of At the Dark End of the Street: Black Women, Rape and Resistance-a New History of the Civil Rights Movement from Rosa Parks to the Rise of Black Power...

The video is a presentation on the introduction to vectors. The presenter explains the concept of vector quantities, which have both magnitude and direction. They discuss the notation of vectors, including column vectors and position...

Learn how to teach the fundamental soccer skills in your PE lessons.

Des enfants sur un terrain de jeu se servent de leur creativite et de leur imagination pour imiter les differents genres de tempetes que l'on retrouve sur Terre. Des orages aux tempetes de vent, de neige et de pluie, en passant par les...

In this video, we will discuss the biomechanics of the temporomandibular joint (TMJ) during mandibular elevation.

American Sign Language (ASL) is one of the fastest growing languages today. ASL is the primary language of the Deaf community and schools for the Deaf in the United States and Canada. After watching this video, your child will learn how...

Suzy Klein talks about the second movement in Spring from Vivaldi's Four Seasons.

Physical Science for Kids is the fun way to learn important facts about physical science and get ready for tests. Take a fascinating journey to the Super Science Station to learn about motion and gravity.

Mimosa pudica bends upon being touched. This occurs due to changes in the turgor pressure in its cells. The behavior is a predator avoidance mechanism.



Mimosa pudica is a perennial herb of the Fabaceae pea family, native...

Neuroleptic Malignant Syndrome | Causes, Pathophysiology, Symptoms, Diagnosis, Treatment



Neuroleptic Malignant Syndrome (NMS) is a very rare but potentially life-threatening condition that is caused by excessive dopamine (D2...

This video explores the art style of photorealism, where artists aim to recreate images and subjects in a way that appears incredibly realistic. It discusses the origins of photorealism and explains the techniques used by artists to...

In this video, we differentiate sacral nutation and counter-nutation and the associated restrictions in each potential movement.

In this video, we explore the mechanism of Parkinson’s disease as it related to the basal nuclei in detail.

Do you get sleepy at the end of the day? Do you sometimes have trouble falling asleep? Yoga is a great way to relax and stretch before bed, and can even help you sleep better!
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Join us on a relaxing bedtime adventure! Our...

Freedom Cheteni is Editor in Chief of The School Superintendent's Journal I Board of Directors & Chief Executive Officer, InventXR LLC



In addition to providing Knowledge Management and Content Creation Services for School...

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...

Suzy Klein talks about the first movement in Summer from Vivaldi's Four Seasons.

Suzy Klein talks about the second movement in August from Vivaldi's Four Seasons.

When should a pitcher throw a two seamer or sinker? Is it right for everyone? The answer--in short--is NO. Learn who should and who should not throw a sinker in this video.

Health is a common topic for IELTS Speaking Part 3, as it is on all sections of the IELTS exam. Listen in for insider strategies, vocabulary and idioms that will help you score 7+ on test day.

Jeffrey Ogbonna Green Ogbar was born in Chicago and raised in Los Angeles, California. He received his BA in History from Morehouse College in Atlanta. He earned his MA and Ph.D. in U.S. History with a minor in African studies from...

A moment is the turning effect of a force. It’s calculated by multiplying the force by the perpendicular distance between the force and the pivot. For example, by turning a spanner you are producing a moment. If you apply a force of 15N...