Free Courses

Learn about public policy in America and the dynamics of American politics.

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

Learn how early American politics informed the U.S. Constitution and why its promise of liberty and equality has yet to be fully realized.

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.

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

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

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

HKS Executive Education and Harvard's John A. Paulson School of Engineering and Applied Sciences present a webinar featuring Harvard faculty Martin Wattenberg and Fernanda Viégas.

Combine literary research with data science to find answers in unexpected ways. Learn basic coding tools to help save time and draw insights from thousands of digital documents at once.

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

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

Learn how to use R to implement linear regression, one of the most common statistical modeling approaches in data science.

Learn how electricity makes the neurons in your brain tick.

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

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

Learn fundamental principles of architecture — as an academic subject or a professional career — by studying some of history’s most important buildings.

This free webinar from HKS Professor Matthew Bunn tours the horizon of nuclear dangers.

Explore how genomic patterns help us understand infectious disease transmission.

Learn probability, an essential language and set of tools for understanding data, randomness, and uncertainty.

The culmination of the MicroBachelors® program.

Join Harvard faculty in this online course to discover the physical history of the Jewish bible.

Learn how global warming impacts human health, and the ways we can diminish those impacts.

Take your introductory knowledge of Python programming to the next level and learn how to use Python 3 for your research.

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

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

An introduction to the study of bioethics and the application of legal and ethical reasoning.

Learn inference and modeling: two of the most widely used statistical tools in data analysis.

Traces Albert Einstein’s engagement with relativity, quantum mechanics, Nazism, nuclear weapons, philosophy, the arts, and technology.

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

Apply tools of single-variable calculus to create and analyze mathematical models used by real practitioners in social, life, and physical sciences.