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This online lecture gives an introduction to basic aspects of physics (mechanics, electricity etc.).

This online lecture discusses various aspects around internet security. After a brief introduction to the structure of the internet, problems such as hackers and viruses, the...

This online video lecture provides a historical study of the origins of Christianity by analyzing the literature of the earliest Christian movements in historical context,...

This online lecture is an introduction to computational biology emphasizing the fundamentals of nucleic acid and protein sequence and structural analysis; it also includes an...

This is an online lecture about the design and implementation of secure computer systems. Lectures cover threat models, attacks that compromise security, and techniques for...

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

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

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

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

This course encompasses the study of eating as it affects the health and well-being of every human. Topics include taste preferences, food aversions, the regulation of hunger...

Khan Academy provides various free introductory art history video lessons. Topics include prehistoric art, ancient mediterranean art (Egypt, Greece, Rome and others), medieval...

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,...

This online lecture series gives an introduction to quantum computing. It includes topics such as the history of quantum computing, the basics of quantum mechanics, quantum...

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

The goal of this online lecture is to illustrate the spectroscopy of small molecules in the gas phase.

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

This online video lecture gives an introduction to the philosophy of economics.

This online lecture provides an introduction to cellular and population-level systems biology with an emphasis on synthetic biology, modeling of genetic networks, cell-cell...

This online lecture series gives an introduction to galaxies and cosmology. It includes the Milky Way and the Local Group as well as larger-scale structures of the universe.

Khan Academy provides various free introductory video lessons on electrical engineering. Topics include circuit analysis, amplifiers, semiconductors, electrostatics, signals and...