Free Courses

Learn about Beethoven’s monumental 9th Symphony and forms of orchestral music.

Learn what is involved in using data wisely to build a culture of collaborative inquiry. 

Discover Handel’s Messiah in this installment of First Nights, which will explore five masterpieces of western music.

Happiness is within your control. Write your own ending.

Sentar las bases de conocimiento en R y aprender a discutir, analizar y visualizar datos.

Equipping clinicians with an up‑to‑date, comprehensive understanding of stem cell–based approaches for Parkinson’s disease, including biological rationale, current trial outcomes, comparison with existing therapies, and guidance for evidence.

Reimagine global health problems with some of the leading global health thinkers and actors through a case-based biosocial framework.

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 protect your own data, devices, and systems from today's threats.

Build a movie recommendation system and learn the science behind one of the most popular and successful data science techniques.

Designed for current and aspiring nonprofit leaders, this course helps learners build the confidence needed to make stronger financial decisions in mission-driven organizations.

Learn about the rich and diverse beliefs and practices of Buddhists across time and place. Experience Buddhism through its scriptures, both relationally as well as academically.

An introduction to the intellectual enterprises of computer science and the art of programming.

Use the case study method to study China from the rise of Deng Xiaoping to the present.

Learn about the Quran, the central sacred text of Islam, through an exploration of the rich diversity of roles and interpretations in Muslim societies.

Learn about the Qin and Han dynasties, and how Buddhism and ideas of self-realization influenced the medieval period.

A focus on several techniques that are widely used in the analysis of high-dimensional data.

An exploration of the haunting figure at the heart of one of William Shakespeare’s most famous plays.

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

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.

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

This is CS50’s introduction to computer science and tech literacy for business professionals.

Learn introductory programming and data analysis in MATLAB, with applications to biology and medicine.

Learn how to protect children from violence, exploitation, and neglect through law, policy, and practice in a human rights framework.

Top chefs and Harvard researchers explore how everyday cooking and haute cuisine can illuminate basic principles in chemistry, physics, and engineering. Learn about food molecules and how chemical reactions can affect food texture and flavor.

Learn about the Earth, life, and how we can search for life elsewhere in the universe.

Explore and understand your own theories of learning and leadership.

Increase your quantitative reasoning skills through a deeper understanding of probability and statistics, with the engaging “Fat Chance” approach that’s made this course a favorite among learners worldwide.

Why should we care about Confucius? Explore ancient Chinese philosophy, ethics, and political theory to challenge your assumptions of what it means to be happy, live a meaningful life, and change the world.

Learn about the forces in American politics that seek to influence the electorate and shift the political landscape.