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Effective field theory is a fundamental framework to describe physical systems with quantum field theory.

In this online course, Garry Kasparov teaches advanced Chess strategy, tactics, and theory. The course includes more than 20 video lessons and various supplemental materials.

This online lecture covers social development, social behaviour, social cognition and social neuroscience, in both human and non-human social animals.

This string theory lecture focuses on holographic duality (also known as gauge / gravity duality or AdS / CFT) as a novel method of approaching and connecting a range of diverse...

This course is intended to provide an up-to-date introduction to the development of English society between the late fifteenth and the early eighteenth centuries.

Khan Academy provides various free introductory macroeconomics video lessons. Topics include national income and the GDP, inflation, demand and supply, business cycles, the...

This online lecture series discusses various aspects of metaphysics.

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

This online course teaches how to use relative units and media queries to create websites that can be viewed across devices of all sizes.

In this online course, popular astrophysicist and scientist Neil deGrasse Tyson teaches scientific thinking and communication.

This short online course is intended to assist undergraduates with learning the basics of programming in general and programming MATLAB® in particular.

This online video lecture series explores various technology trends and fields of innovation.

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 online lecture covers eg.: 1. Direct Methods for linear systems of equations 2. Interpolation 3. Iterative Methods for non-linear systems of equations 4. Krylov methods for...

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

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

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

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

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...

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