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In this online course, Christina Aguilera teaches the art of singing and various vocal techniques. The course includes more than 20 video lessons and various supplemental...

This course teaches the use of Git, a source code management system for software development. It shows how to create and explore a simple Git-managed project.

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

This online lecture explores Science Fiction as a genre.

This online lecture is a first-year college course on the principles of chemistry.

This online course includes various free introductory history video lessons. Topics include:The beginnings and the neolithic revolution; Ancient civilizations in...

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

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.

This online course gives a free introduction to digital currencies such as Bitcoin. It is also the first course of an online master's program in digital currencies from the...

This online course teaches basic computing principles and foundational knowledge of the Internet and World Wide Web for absolute beginners.

This online lecture about transportation analysis uses modeling and simulation to address the mathematical background while modeling transportation system scenarios such as...

This video lecture gives an introduction to ceramics.

This course focuses on three particularly interesting areas of astronomy that are advancing very rapidly: Extra-Solar Planets, Black Holes, and Dark Energy. The course explores...

This online lecture series explores efforts by linguists and educators to make their research more inclusive, accessible and hospitable.

This online course gives an overview of Roman Architecture through a series of 23 online lectures. The course provides an introduction to the great buildings and engineering...

This online course teaches how to manage data with SQL, including mastering complex commands to manipulate and query data stored in relational databases. It includes topics such...

Khan Academy provides various free introductory video lessons on astronomy and cosmology. Topics include the scale of the universe, the Big Bang, stars, black holes, galaxies,...

This online lecture is an introduction to computational biology emphasizing the fundamentals of nucleic acid and protein sequence and structural analysis; it also includes an...

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

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