Free Courses

Contracts are a part of our everyday life, arising in collaboration, trust, promise and credit. How are contracts formed? What makes a contract enforceable? What happens when one party breaks a promise?

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

Learn how American women created, confronted, and embraced change in the 20th century while exploring ten objects from Radcliffe’s Schlesinger Library.

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

Learn about Christianity through a study of its sacred scriptures. We will explore how diverse Christians have interpreted these writings and practiced their teachings over a 2000 year, global history.

This introduction to moral and political philosophy is one of the most popular courses taught at Harvard College.

Learn probability theory — essential for a data scientist — using a case study on the financial crisis of 2007–2008.

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

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

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

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.

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

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

Expand your learning of chemistry and thermodynamics by exploring entropy, free energy, and equilibrium.

Explore and understand your own theories of learning and leadership.

This introduction to biochemistry explores the molecules of life, starting at simple building blocks and culminating in complex metabolism.

Embark on a global journey to explore the past, present, and future of world literature.

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.

Learn the principles guiding humanitarian response to modern emergencies, and the challenges faced in the field today.

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

An introduction to basic statistical concepts and R programming skills necessary for analyzing data in the life sciences.

Perform RNA-Seq, ChIP-Seq, and DNA methylation data analyses, using open source software, including R and Bioconductor.

Join Harvard Medical School faculty Dr. Luana Marques to use applied psychology to build personal resilience with five science-driven skills.

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

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

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

Find innovation opportunities in health care technology, management, consulting, or investing by examining health care cost, quality, and access.

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.

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