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Khan Academy provides various free introductory chemistry video lessons. Topics include atoms and compounds, chemical reactions, the periodic table, chemical bonds,...

This online lecture provides an introduction to optical science with elementary engineering applications.

This online lecture series explores the science of the Covid-19 pandemic.

In this online course, Chris Voss (a former FBI kidnapping negotiator) teaches how to negotiate. The course includes more than 10 video lessons and various supplemental materials.

In this online course, former U.S. President George W. Bush teaches leadership. The course includes more than 10 video lessons and various supplemental materials.

Free Russian language app with many short tests to learn "on the go". (Not a video course.)

This series of online courses explains the role of testing in web development. Participants will build a testing suite for a full-stack web application.

This online video lecture series explores various topics of human-computer interaction.

In this online course, Oscar nominee Samuel L. Jackson teaches acting. The course includes more than 20 video lessons and various supplemental materials.

This graduate-level online lecture includes numerical methods; initial-value problems; network flows; and optimization. (The title of part 1 is: Computational Science and...

This online course gives an introduction to jQuery (a JavaScript library).

Khan Academy provides various free introductory video lessons on the history of the United States.

This online lecture takes a broad-based look at poker theory and applications of poker analytics to investment management and trading.

Comprehensive language course in Swedish. The idea of this course is to learn the language "like a native". This means that the course creates an immersive learning experience...

This online lecture is an introduction to the dynamics and vibrations of lumped-parameter models of mechanical systems. Topics covered include kinematics, force-momentum...

This series of online courses gives an overview of the fundamentals of programming and computer science. The courses explore what computer science is, how web development works,...

In this online course, former U.S. president Bill Clinton shows how to inspire diverse teams, manage criticism, and mediate conflict.

This online lecture provides an introduction to the chemistry of biological, inorganic, and organic molecules.The emphasis is on basic principles of atomic and molecular...

This online course teaches how to build powerful interactive applications with this popular JavaScript library. React is an open source library developed by Facebook.

This online lecture is an introduction to several fundamental ideas in electrical engineering and computer science, using digital communication systems as the vehicle.