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

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.

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

In this online course, Dan Brown teaches writing thrillers. The course includes more than 15 video lessons and various supplemental materials.

This series of online courses gives an introduction to Data Analysis using the Python programming language.

This course provides a selection of individual lessons and analyses from experts on the 2020 corona virus outbreak. It includes topics such as an epidemic overview, fatality...

The course facilitates a close reading of Don Quixote in the artistic and historical context of renaissance and baroque Spain. Students are also expected to read four of...

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

This online language teaching method/app includes various languages, such as a German, English, Spanish, French, and Italian language course, and more.

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

Khan Academy provides various free introductory microeconomics video lessons. Topics include supply, demand, market equilibrium, scarcity, preferences, consumers and producers,...

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

In this online course, Beatles drummer Ringo Starr shares his principles for creative collaboration, finding your unique playing style, and embracing your musical journey with joy.

This online lecture series discusses the evolution and role of urban public transportation modes, systems, and services, focusing on bus and rail. It covers various topics,...

This online course gives an introduction to SQL, the structured query language that is an important tool for business analysts, data analysts and data scientists.

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

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

This course consists of an international analysis of the impact of epidemic diseases on western society and culture from the bubonic plague to HIV/AIDS and the recent experience...

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,...