Free Courses

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

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

Explore what makes cities energizing, amazing, challenging, and perhaps humanity’s greatest invention.

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

The Introduction to Nonprofit Accounting and Financial Statements webinars provide a great opportunity to learn the basic principles of nonprofit accounting.

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

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

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

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

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

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

Explore the ethical controversies of financial markets.

Explore and understand your own theories of learning and leadership.

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

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 to process and convert raw data into formats needed for analysis.  

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

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

The culmination of the MicroBachelors® program.

Learn about the rich diversity of Hindu sacred texts – hymns, narratives, philosophical thought – and their interpretations.

Learn about Hector Berlioz’s Symphonie Fantastique, an iconic Romantic symphony that ushered in an era of narrative “program music.”

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

How can we eradicate malaria? Explore cutting-edge science and technology, and examine policies needed, to control and eliminate malaria.

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

  Demonstrate your chemistry knowledge in the final exam.  

Learn how a Culture of Health can transform your business by integrating worker, customer, community, and environmental well-being for sustainable success.

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

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.

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