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This online lecture series gives an introduction to galaxies and cosmology. It includes the Milky Way and the Local Group as well as larger-scale structures of the universe.

In this online course, professional skateboarder Tony Hawk teaches skateboarding skills and techniques.

In this non-technical online course for a broad audience, the former commander of the International Space Station (ISS) teaches the science of space exploration. It includes...

These online lessons explain the basics of cross sections in anatomy. In addition to the free video lessons, further (paid) trainings are available.

In this online course, Beatles drummer Ringo Starr shares his principles for creative collaboration, finding your unique playing style, and embracing your musical journey with joy.

This course is an introduction to game theory and strategic thinking. Ideas such as dominance, backward induction, commitment, asymmetric information, and signaling are...

This is an online lecture that introduces students to the complexities of working in small, multidisciplinary teams to develop video games. Students will learn creative design...

In this online course, Diane von Fürstenberg teaches how to build and market a fashion brand. The course includes more than 10 video lessons and various supplemental materials.

This course teaches how to program in Ruby, a flexible language used to create many websites.

This course teaches how MOS transistors work, and how to model them. The understanding provided in this course is essential not only for device modelers, but also for designers...

This online lecture gives an introduction to the architecture of supercomputers.

These short online courses provided by Skillshare cover various topics around film and video, including filmmaking, film and video production, film and video editing, publishing...

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

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

This online course teaches C# and .NET, which are open source and used across a wide variety of platforms and devices to create powerful, dynamic client and server applications...

This course examines the Old Testament (Hebrew Bible) as an expression of the religious life and thought of ancient Israel, and a foundational document of Western civilization....

This online video lecture gives an introduction to the philosophy of economics.

This online course teaches SCSS syntax, nesting, functions, and more regarding the Sass styling language.

This online course gives an introduction to the programming language Ruby.

This online video lecture series gives an introduction to Artificial Intelligence (AI).