Gravity and erosion are major factors in changing the shape of the surface of Earth. The different types of erosion, and the major types of mass movements caused by gravity are discussed in this video. Other terminology includes:...

We have a lot of water on Earth, but we also can't actually drink much of it... or use it for farming. That's because most of the water on Earth is saltwater. We humans, like a lot of living things, need freshwater to survive. In this...

In this video, viewers are educated about the importance of nutrients for their body's proper functioning, growth, and repair. The video begins by highlighting the six major types of nutrients: carbohydrates, proteins, fats, vitamins,...

This colorful, lively series of videos explores the fascinating features of fishes. The major characteristics of this widely diverse group of vertebrates are described through the use of live-action video. Special attention is paid to...

Dihydrogen monoxide (better know as water) is the key to nearly everything. It falls from the sky, makes up 60% of our bodies, and just about every chemical process related to life takes place with it or in it. Without it, none...

Ketones and aldehydes are all around and inside us, from the strong smelling component of nail polish remover, acetone, to hormones in our bodies, to drug treatments for allergies, COVID-19, and even cancer! We’ve already learned a bit...

Join the Amoeba Sisters as they explore the excretory system! This video will first discuss two major functions of the excretory system before focusing on the nephron. The majority of this video will tour through the nephron while...

Paul Andersen explains the importance and location of interstitial fluid. He describes both the hydrostatic and osmotic pressures that move fluid between the interstitial fluid and the capillary. He also explains the major function of...

Today we continue our tour through the major fields of engineering with a look at mechanical engineering, beginning with the steam engine. We’ll discuss aircraft, the development of aerospace engineering, and take a look into the future...

Using a novel, helicopter-borne sensor to penetrate the surface of large swathes of terrain, a team of researchers supported by the National Science Foundation (NSF) has gathered compelling evidence that beneath...

The human body is a wondrously complex machine made of flesh, bone, muscles, organs, blood vessels and highly specialized systems that function together to sustain life. This fascinating third part of The Human Body series examines the...

The human body is a wondrously complex machine made of flesh, bone, muscles, organs, blood vessels and highly specialized systems that function together to sustain life. This fascinating third part of The Human Body series examines the...

Deep Lake Cooling is a revolutionary way to cool Toronto's major office tower using frigid water pumped from 83 meters below Lake Ontario's surface. This innovative system, developed by M Wave Corporation in partnership with the City of...

This program reviews what our body does with the food we consume, and covers the major digestive organs and processes. The fundamental processes by which the body disposes of various types of wastes via the excretory system are also...

This video is an educational resource that explains the role of the kidneys in the human body. The video describes the structure of a nephron, the microscopic tubules responsible for filtering blood and removing waste products such as...

This series of videos takes students on a fascinating journey, following food as it travels through the digestive system. Clear animations illustrate the functions of the major digestive and excretory structures. Concepts and terminology...

The Guardian spends five days with the Migrants Offshore Aid Station (MOAS) meetings its crew and the migrants it saved. MOAS, a privately funded search-and-rescue vessel, was founded in 2013 and is made up of international humanitarian...

How ancient Egyptians society developed and flourished civilization by starting out a revolution to develop their economy. A look at their major contribution towards science and technology. Some facts about orgination of Giza Pyramids...

We all have the right to decide what happens to our bodies when we die, and cremation is becoming a popular option. But what is this exactly? How does it work, and what can one do with the ashes? Also, what are diamonds, and how can we...

When NASA’s OSIRIS-REx spacecraft arrived at asteroid Bennu in December 2018, its close-up images confirmed what mission planners had predicted nearly two decades before: Bennu is made of loose material weakly...

👉 Learn how to solve the word problems with trigonometry. Word problems involving angles, including but not limited to: bearings, angle of elevations and depressions, triangles problems etc are solved using trigonometry. To be able to...

What happens to your atoms when you die? About 100 billion people have died since the dawn of humanity. Since the law of conservation of matter says that matter cannot be created or destroyed, all their atoms...

Lying on the lowest point on the Earth, the hypersaline Dead Sea is one of the most fascinating places on this planet. People float effortlessly here and that is the major attraction of the Dead Sea. But besides this natural buoyancy,...

Lying on the lowest point on the Earth, the hypersaline Dead Sea is one of the most fascinating places on this planet. People float effortlessly here and that is the major attraction of the Dead Sea. But besides this natural buoyancy,...