This video provides an introduction to biodiversity and discusses some of the human impacts on it. It covers topics such as overfishing, fish farming, introduction of new species, eutrophication, and programs aimed at maintaining or...

Waves are vibrations that transfer energy from place to place without matter being transferred. Think of a Mexican wave in a football crowd: the wave moves around the stadium, while each spectator stays in their seat only moving up then...

In this video we will understand what are the various combination of plane figures which are related to circle and how can we find the area of such kind of shapes.

Winter, spring, summer, and autumn - these are the four seasons on our planet. Discover why they occur, as well as how the tilt of the Earth and its orbit around the sun influence the varying weather patterns throughout the year. The...

How did Europeans slowly arrive early on in West Africa? How politically diverse was West Africa?<br/>
West Africa Before the Europeans, Part 4

Can Sociology go ""beyond commonsense"" - and, if so, how? Using the concept of crime, this film illustrates some of the key differences between sociological and commonsense thinking.

Endometriosis | Causes, Pathophysiology, Symptoms, Diagnosis & Treatment



Endometriosis is a gynecological condition that involves the abnormal presence of endometrial cells/tissue in areas of the body where it should not be....

Joaquin Ruiz, vice president for innovation and director of Biosphere 2 at the University of Arizona, speaks with The Future of Everything Editor Stan Parish about what it's like inside Biosphere 2, the largest closed system in the world.

This video provides a comprehensive overview of storms, explaining their definition, potential effects, measurement on the Beaufort scale, and different types. Learn about snowstorms, tropical cyclones, windstorms, and more. Understand...

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

In this video we'll learn about how human activity has a negative impact on the Earth because of burning fossil fuels, deforestation and creating waste.

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...

In this video, students learn how to write and interpret expressions to calculate the surface area of geometric objects. The teacher emphasizes the importance of using the correct formulas and identifies the visible and hidden surfaces...

This is the fourth part of a four part course that equips participants to deal with the variety of conflicts of interest dilemmas that employees face while on the job. It covers information relevant to all levels of employees and managers.

Dylan gives Lotus a VIP tour of Lexicorp’s state-of-the-art facilities. On the surface, she’s here to buy stuff, but secretly, she’s investigating the link between Lexicorp and the missile launch! This lesson will apply...

Cape Town is one of the most murderous cities in the world. How did it become the gangland-shooting capital of Africa?