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

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

This online course program gives an introduction to AWS DevOps.

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

This online lecture series gives an introduction to political theory.

This online lecture provides an introduction to optical science with elementary engineering applications.

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

This survey course introduces students to the important and basic material on human fertility, population growth, the demographic transition and population policy.

This online lecture series gives an introduction to psychology. It explores human nature, including how the mind works, and how the brain supports the mind. Topics covered in...

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

This course teaches how to build four webpages from scratch while learning web development fundamentals.

In this online course, Oscar nominee Samuel L. Jackson teaches acting. The course includes more than 20 video lessons and various supplemental materials.

These short online courses provided by Skillshare cover various topics around freelancing, including social media businesses, marketing, sales, business fundamentals, and...

In this online course, Oscar winner Martin Scorsese teaches filmmaking. The course includes more than 20 video lessons and various supplemental materials.

This online lecture series explores the science of the Covid-19 pandemic.

This online course teaches the fundamental concepts of Blockchain and how to implement them in Python. Learners with prior Python experience will be able to build their own...

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

This online lecture provides a review of linear algebra, including applications to networks, structures, and estimation, Lagrange multipliers. (The title of part 2 is:...

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

Khan Academy provides various free introductory video lessons on astronomy and cosmology. Topics include the scale of the universe, the Big Bang, stars, black holes, galaxies,...