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Khan Academy provides various free introductory programming video lessons. Topics include JavaScript, HTML and CSS, SQL, and more.

This online video lecture series gives an introduction to Artificial Intelligence (AI).

Khan Academy provides various free introductory video lessons on health and medicine. Topics include human anatomy and physiology, circulatory system diseases, mental health,...

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

This lecture series focuses on the "emerging field" of "Quantum Geometry". Here, the expertise of both mathematicians and physicists are brought together in order to make...

In this online course, legendary chef Wolfgang Puck teaches cooking. The course includes more than 15 video lessons and various supplemental materials.

This video lecture gives an introduction to ceramics.

In this online course, "Watergate" reporter Bob Woodward teaches investigative journalism. The course includes more than 20 video lessons and various supplemental materials.

This online lecture explores the basics of digital circuits.

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

This is an online lecture taking a practical approach to proving problems can't be solved efficiently (in polynomial time and assuming standard complexity-theoretic assumptions...

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

In this online course, professional skateboarder Tony Hawk teaches skateboarding skills and techniques.

This online lecture includes the energy levels, the statistical behavior and internal energy, energy transport in the forms of waves and particles, scattering and heat...

This graduate-level online lecture includes numerical methods; initial-value problems; network flows; and optimization. (The title of part 1 is: Computational Science and...

This course teaches how to build web apps with Ruby on Rails 4, giving learners the skills to use Ruby on Rails to create their own apps.

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 is an online lecture that introduces students to the complexities of working in small, multidisciplinary teams to develop video games. Students will learn creative design...

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

This online lecture covers the experimental basis of quantum physics. It introduces wave mechanics, Schrödinger's equation in a single dimension, and Schrödinger's equation in...