Astronomy
Q&A for astronomers and astrophysicists
Seasoned Advice
Q&A for professional and amateur chefs
Home Improvement
Q&A for contractors and serious DIYers
The Great Outdoors
Q&A for people who love being outdoors enjoying nature and wilderness, and learning about the required skills and equipment
Mi Yodeya
Q&A for those who base their lives on Jewish law and tradition and anyone interested in learning more
Law
Q&A for legal professionals, students, and others with experience or interest in law
Language Learning
Q&A for students, teachers, polyglots, and anyone interested in the techniques of second-language acquisition
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Space Exploration
Q&A for spacecraft operators, scientists, engineers, and enthusiasts
Skeptics
Q&A for scientific skepticism
Linguistics
Q&A for professional linguists and others with an interest in linguistic research and theory
Gardening & Landscaping
Q&A for gardeners and landscapers
Genealogy & Family History
Q&A for expert genealogists and people interested in genealogy or family history
Stack Overflow
Q&A for professional and enthusiast programmers
Sustainable Living
Q&A for folks dedicated to a lifestyle that can be maintained indefinitely without depleting available resources
Literature
Q&A for scholars and enthusiasts of literature
Music: Practice & Theory
Q&A for musicians, students, and enthusiasts
Ebooks
Q&A for ebook publishers and readers
Code Review
Q&A for peer programmer code reviews
Database Administrators
Q&A for database professionals who wish to improve their database skills and learn from others in the community
Lifehacks
Q&A for people looking to bypass life's everyday problems with simple tricks
Code Golf
Q&A for programming puzzle enthusiasts and code golfers
Retrocomputing
Q&A for vintage-computer hobbyists interested in restoring, preserving, and using the classic computer and gaming systems of yesteryear
Coffee
Q&A for people interested in all aspects of producing and consuming coffee
Super User
Q&A for computer enthusiasts and power users
Physics
Q&A for active researchers, academics and students of physics
Academia
Q&A for academics and those enrolled in higher education
Biblical Hermeneutics
Q&A for professors, theologians, and those interested in exegetical analysis of biblical texts
MathOverflow
Q&A for professional mathematicians
History
Q&A for historians and history buffs
Software Recommendations
Q&A for people seeking specific software recommendations
Earth Science
Q&A for those interested in the geology, meteorology, oceanography, and environmental sciences
Mathematics
Q&A for people studying math at any level and professionals in related fields
Hardware Recommendations
Q&A for people seeking specific hardware recommendations