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The online lecture serves as an introduction to the theory and practice behind many of today's communications systems.

This online course provides a basic introduction to metric spaces. It covers metrics, open and closed sets, continuous functions (in the topological sense), function spaces,...

The course presents the main trends in twentieth-century literary theory. Lectures will provide background for the readings and explicate them where appropriate, while...

This online lecture gives an introduction to biomedical signals and their digital analyis. (Note: course website is in German, but lectures + slides in English.)

This online course has lectures which cover commercial and emerging photovoltaic technologies and cross-cutting themes, including conversion efficiencies, loss mechanisms,...

This online lecture gives an introduction to Cyber-Physical Systems (CPS), combining cyber capabilities (computation and/or communication) with physical capabilities (motion or...

This course covers the emergence of modern France. Topics include the social, economic, and political transformation of France; the impact of France's revolutionary heritage, of...

Khan Academy provides various free introductory mathematics video lessons. Topics include elementary math, algebra, geometry, calculus, trigonometry, differential equations,...

The course is an introduction to Dante and his cultural milieu through a critical reading of the Divine Comedy and selected minor works (Vita nuova, Convivio, De vulgari...

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

This online lecture series explores real-world applications of category theory. Category theory provides a framework in which to organize formal systems and by which to...

This online lecture explores the basics of digital circuits.

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

This online lecture series introduces some of the important model systems studied in contemporary physics, including two-dimensional electron systems, the fine structure of...

This online course (part 2 of 2 courses) teaches how to build powerful interactive applications with this popular JavaScript library. React is an open source library developed...

This course teaches how to program in R, which is a popular language used by data scientists and researchers.

This advanced-level online lecture gives an introduction to gravitational waves in astrophysics.

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

This online lecture covers elementary discrete mathematics for computer science and engineering.

This online course introduces learners to the Flutter framework with interactive lessons on basic app components.