Free Courses

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

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

Learn to forecast the weather just by looking out your window.

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.

Examine best practices in child and family policies, advocacy, financing, and pathways to scale.

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

Explore acts of storytelling in Shakespeare’s Othello alongside world-class artists who interpret Othello’s story in new forms and contexts today.

Understand how the FDA regulates pharmaceuticals and explore debates on prescription drug costs, marketing, and testing.

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

Explore the underlying structures of everyday arguments and develop the tools to communicate effectively.

Learn skills and tools that support data science and reproducible research, to ensure you can trust your own research results, reproduce them yourself, and communicate them to others.

Explore the ethical controversies of financial markets.

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.

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.

Learn about China’s origins, its integral early thinkers, and competing states and schools of thought.

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

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

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

A quantitative introduction to the energy system and its environmental impacts.

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

An introduction to programming using Python, a popular language for general-purpose programming, data science, web programming, and more.

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

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

Learn how electricity makes the neurons in your brain tick.

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

Learn advanced approaches to genomic visualization, reproducible analysis, data architecture, and exploration of cloud-scale consortium-generated genomic data.

The culmination of the MicroBachelors® program.