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This online lecture series gives an introduction to international relations. It includes theoretical foundations (such as realism, liberalism, marxism and constructivism) as...

This video lecture discusses the computational complexity theory, including the Chomsky hierarchy, (un-) decidability,SPACE versus TIME, EXPSPACE and more advanced topics.

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

This is an online lecture taking a practical approach to proving problems can't be solved efficiently (in polynomial time and assuming standard complexity-theoretic assumptions...

This online lecture series gives an introduction to the concepts behind special relativity, including length contraction, time dilation, the Lorentz transformation, relativistic...

This online video lecture series explores various topics of robotics.

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 online lecture gives an introduction to computer architecture. It explores in great detail how computers are designed.

This series of lectures gives an introduction to the mechanics of spaceflight.

This online lecture provides a review of linear algebra, including applications to networks, structures, and estimation, Lagrange multipliers. (The title of part 2 is:...

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.

This online course explores what cities and users can do to reduce their energy use and carbon emissions.

This online lecture by Yale University provides an introduction to the principles and methods of physics.The course covers Newtonian mechanics, special relativity, gravitation,...

This video lecture series gives an introduction to neural networks and deep learning. It covers topics such as backpropagation, loss functions and optimization strategies,...

In this online course, Academy Award–winning filmmaker Spike Lee teaches his approach to directing, writing, and producing. The course includes more than 15 video lessons and...

These short online courses provided by Skillshare cover various topics around personal productivity, including motivation, project management, time management, and useful...

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

This video lecture gives an introduction to the area of computer games such as Massive Multiplayer Online Games (MMOG). It includes the server architecture for games, game...

Extensive Mandarin language course, also suitable for beginners. Learn with videos from native speakers with subtitles in English and Mandarin. Easy handling and rewinding of...

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