Free Courses

Discover what makes your brain tick in this third course in our introductory series in neuroscience.

An in-depth look at the 1854 London cholera epidemic in Soho and its importance for the field of epidemiology.

Explore how entrepreneurship and innovation tackle complex social problems in emerging economies.

This course is a variant of Harvard University's introduction to computer science, CS50, designed especially for lawyers (and law students).

Learn to use machine learning in Python in this introductory course on artificial intelligence.

The structure, annotation, normalization, and interpretation of genome scale assays.

An overview of divination systems, ranging from ancient Chinese bone burning to modern astrology.

Learn the fundamentals of chemistry and energy, from the types of energy to atomic mass and matter to enthalpy and thermodynamics.

Develop skills in digital research and visualization techniques across subjects and fields within the humanities.

Show what you’ve learned from the Professional Certificate Program in Data Science.

Learn about the opioid epidemic in the United States, including information about treatment and recovery from opioid addiction.

Keep your projects organized and produce reproducible reports using GitHub, git, Unix/Linux, and RStudio.

Learn about the development of 2D and 3D interactive games in this hands-on course, as you explore the design of games such as Super Mario Bros., Pokémon, Angry Birds, and more.

Learn how to better understand the rich and complex ways that religions function in historic and contemporary contexts.

Learn how to face and meet today’s challenges and design a public value proposition that is both actionable and value creating.

Explore how entrepreneurs build successful businesses by moving technology from lab to market.

Learn the significance of electrochemistry, understanding how electrical, chemical, and mechanical energy are linked.

Examine best practices in child and family policies, advocacy, financing, and pathways to scale.

Learn about China’s origins, its integral early thinkers, and competing states and schools of thought.

Join Harvard University instructor Pavlos Protopapas in this online course to learn how to use Python to harness and analyze data.

Learn how to create, read, update, and delete data with relational databases.

Learn the skills and tools of improvement science to make positive changes in health, healthcare, and your daily life.

Learn about Claudio Monteverdi’s L’Orfeo, one of the first operas ever written.

Learn how to use decision trees, the foundational algorithm for your understanding of machine learning and artificial intelligence.

Build a foundation in R and learn how to wrangle, analyze, and visualize data.

Learn how electricity makes the neurons in your brain tick.

Gain critical communication skills in writing and public speaking with this introduction to American political rhetoric.

This course picks up where CS50 leaves off, diving more deeply into the design and implementation of web apps with Python, JavaScript, and SQL using frameworks like Django, React, and Bootstrap.

Understand how the FDA regulates pharmaceuticals and explore debates on prescription drug costs, marketing, and testing.

Explore the reunification of China under the Tang with a focus on aristocratic culture — from poetry to calligraphy to literature.