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Khan Academy provides various free introductory video lessons on health and medicine. Topics include human anatomy and physiology, circulatory system diseases, mental health,...

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

This online lecture explores photography as a disciplined way of seeing or investigating urban landscapes, and expressing ideas. Readings, observations, and photographs form the...

This online lecture / workshop discusses how some empirically unconfirmed or inconclusively confirmed theories in physics have nevertheless attained a high degree of trust among...

This online lecture gives an introduction to the concept of Parallel Programming.

In this online course, through scientific presentations, critical reflection and discussion, students learn current research topics in the field of Cyber Physical Systems.

This online video lecture series discusses advanced topics related to algorithms in computer science.

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

This course explores the causes, course, and consequences of the American Civil War, from the 1840s to 1877.

These short online courses provided by Skillshare cover various topics around photography, including digital photography, DSLR, portrait photography, composition, retouching,...

This online lecture series discusses various aspects of metaphysics.

This online course program gives an introduction to cloud security.

This online lecture series presents the theory of fundamental machine learning concepts. Topics covered in the video lectures include: Bayesian theory of optimal decisions...

This advanced-level online lecture series provides an overview of the Geometric Anatomy of Theoretical Physics.The aim of the course is to provide proper mathematical language...

This online course program gives an introduction to back-end programming. It includes basic skills such as programming servers and client-side interfaces and designing...

In this online course, legendary comedian Steve Martin teaches the art of comedy. The course includes more than 20 video lessons and various supplemental materials.

This online lecture covers the fundamentals of signal and system analysis, focusing on representations of discrete-time and continuous-time signals (singularity functions,...

This calculus lecture covers differentiation and integration of functions of one variable, and concludes with a brief discussion of infinite series.

This online lecture series explores how algorithmic puzzles can be solved with computer programming, using the Python programming language.

This online lecture video introduces students to the basic knowledge representation, problem solving, and learning methods of artificial intelligence.(Note: Also check out our...