Free Courses

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

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

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

Examine how great modern writers capture the intricacies of our globalized world and how their works circulate within that world to find their own audiences.

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.

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

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

Get the opportunity to see TinyML in practice. You will see examples of TinyML applications, and learn first-hand how to train these models for tiny applications such as keyword spotting, visual wake words, and gesture recognition.

The culmination of the MicroBachelors® program.

Explore the archaeology, history, art, and hieroglyphs surrounding the famous Egyptian Pyramids at Giza. Learn about Old Kingdom pharaohs and elites, tombs, temples, the Sphinx, and how new technology is unlocking their secrets.

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

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

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

Explore the impact of the conquest dynasties and the world of the Ming.

This course introduces learners to Machine Learning Operations (MLOps) through the lens of TinyML (Tiny Machine Learning). Learners explore best practices to deploy, monitor, and maintain (tiny) Machine Learning models in production at scale.

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

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

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

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

Learn about the key beliefs and practices of Judaism through an examination of its sacred texts and their interpretation.

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

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

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

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

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

Understanding the context for the Ebola outbreak: What went right, what went wrong, and how we can all do better.

Mobilize people to tackle tough problems and build the capacity to thrive through the dangers of change

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

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

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