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Free Esperanto 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.

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

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

This online course teaches the skills needed to create dynamic content by storing and retrieving data through the use of databases and files including CSV, XML and JSON.

In this online course, "Gangster Gardener" Ron Finley teaches gardening skills and techniques, including how to grow your own food, keep your plants alive, and find beauty and...

Khan Academy provides various free introductory video lessons on the history of the United States.

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

This series of online lectures explores the physical and social form of cities. It covers theories about the form that settlements should take and attempts a distinction between...

In this online course, popular astrophysicist and scientist Neil deGrasse Tyson teaches scientific thinking and communication.

In this online course, former U.S. Secretaries of State Madeleine Albright and Condoleezza Rice teach diplomacy. The course includes more than 15 video lessons and various...

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

This online lecture series explores efforts by linguists and educators to make their research more inclusive, accessible and hospitable.

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 course teaches front-end web development with JavaScript and ReactJS.

In this online course, Hillary Rodham Clinton shows how to overcome setbacks and build a life of principle and purpose.

This online course gives an introduction to the Bootstrap framework.

This online course teaches basic computing principles and foundational knowledge of the Internet and World Wide Web for absolute beginners.

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

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...