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This online course explores the history and philosophy of astronomy. Topics include prehistoric cultures, the activities of Greek philosophers, the revolutions of Copernicus,...

In this course, students will be able to choose their own path within each lesson, and they can jump between lessons to quickly review earlier material. AlgebraX covers a...

This online course explores what Generative AI is, how it is used, and how it differs from traditional machine learning methods.

This course teaches how to program in R, which is a popular language used by data scientists and researchers.

This online course explores how bacteria, fungi and viruses (the human microbiome) have an impact on health and gut function.

This course explores the solar system using concepts from physics, chemistry, biology, and geology. It teaches the latest from Mars, explores the outer solar system, ponders...

This course covers the core ideas of single-variable Calculus with emphases on conceptual understanding and applications. The course is ideal for students beginning in the...

Throughout history, the vast majority of people around the globe have believed they have, however defined, a “soul.” This course explores several facets of this relatively...

In this online course, students will learn about the creation of the first centralized bureaucratic empire in 221 BC through its dissolution and restoration.

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

This online course gives an introduction to Non-Alcoholic Fatty Liver Disease (NAFLD). It includes the physiology of the human liver followed by epidemiology, pathophysiology,...

This online course (MOOC) teaches how to program specific orientation and achieve precise aiming goals for spacecraft moving through three dimensional space.

This online course (MOOC) explores the nature of scientific knowledge, its limits and implications for the disciplines of philosophy and religion.

This online course lets participants master the foundational math concepts that drive robotics and put them into practice using MATLAB.

This online course provides a review of evidence-based study strategies, an overview of the structure of the AP® Psychology exam, and many strategies for how to do well on the...

This course explores how geography, cartography, urbanization and spatial justice play a role in shaping the notion of human space.

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

This course explores fresh ideas to help students develop their creative potential, so they can enhance and transform their business, their community, and their personal life.

This online course provides an overview of the programming language Kotlin. It is aimed at those who already have programming knowledge, especially in Java.

In this online course, participants will learn how to build and sustain their network to enhance their professional relationships and open up career opportunities.