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This is an intermediate algorithms course with an emphasis on teaching techniques for the design and analysis of efficient algorithms, emphasizing methods of application.

This survey course introduces students to the important and basic material on human fertility, population growth, the demographic transition and population policy.

This online lecture explores the dynamics of evolution, including various mathematical models.

This online course teaches how to use color effectively to create attractive and useable websites.

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

Khan Academy provides various free lessons for learners who prepare for the MCAT test.

This online lecture series explores the metaphysics of life and death. It discusses topics such as various arguments for the existence of the soul, personal identity,...

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

The 16 lectures in this course cover the topics of adaptive antennas and phased arrays.

This online video lecture series gives an introduction to Computer Science, Internet technology and the basics of computer hardware (CS105 class at Stanford University). The...

This course teaches how to program in PHP, which is one of the most popular languages of modern web development.

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

This is the first of a two-part online lecture that provides the foundations for contemporary research in selected areas of atomic and optical physics.

This online lecture examines the neural bases of sensory perception. The focus is on physiological and anatomical studies of the mammalian nervous system as well as behavioral...

This online video lecture series explores various advanced aspects of organic chemistry.

Khan Academy provides various free introductory biology video lessons. Topics include acids and bases, properties of carbon, macromolecules, energy / metabolism, enzymes, cell...

This online lecture gives an introduction to machine learning for physicists. [Note: Lectures 1 and 2 are not in the right order on the course overview page.]

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

This course is an introduction to game theory and strategic thinking. Ideas such as dominance, backward induction, commitment, asymmetric information, and signaling are...

This course will examine the American Revolution from a broad perspective, tracing the participants' shifting sense of themselves as British subjects, colonial settlers,...