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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.

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

In this online course, presidential campaign strategists David Axelrod and Karl Rove reveal what goes into effective political strategy and messaging. The course includes more...

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

This is a continuation of the online lecture Fundamentals of Physics I. This Part II of the course covers electricity, magnetism, optics and quantum mechanics.(Part I can be...

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

This online lecture explores the basics of digital circuits.

Khan Academy provides various free introductory physics video lessons. Topics include velocity and acceleration, forces and Newton's laws of motion, gravitation, energy,...

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

In this online course, Aaron Sorkin teaches the art of film and TV screenwriting. The course includes more than 20 video lessons and various supplemental materials.

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

This series of online courses explores the fundamental building blocks of data science, including statistics, data analysis, data visualization, programming with SQL and Python,...

This online course introduces microeconomic concepts and analysis, supply and demand analysis, theories of the firm and individual behavior, competition and monopoly, and...

The purpose of this course is to examine the African American experience in the United States from 1863 to the present.

This is a continuation of Freshman Organic Chemistry I, the introductory video lecture on current theories of structure and mechanism in organic chemistry for students with...

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

This online lecture gives an introduction to the architecture of supercomputers.

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 online lecture provides a comprehensive overview of the scientific study of thought and behavior. It explores topics such as perception, communication, learning, memory,...