Physics
Q&A for active researchers, academics and students of physics
Game Development
Q&A for professional and independent game developers
Programmers
Q&A for professional programmers interested in conceptual questions about software development
Stack Apps
Q&A for apps, scripts, and development with the Stack Exchange API
Theoretical Computer Science
Q&A for theoretical computer scientists and researchers in related fields
Mathematics
Q&A for people studying math at any level and professionals in related fields
Cross Validated
Q&A for statisticians, data analysts, data miners and data visualization experts
Computational Science
Q&A for scientists using computers to solve scientific problems
Programming Puzzles & Code Golf
Q&A for programming puzzle enthusiasts and code golfers
Academia
Q&A for academics and those enrolled in higher education
Linguistics
Q&A for professional linguists and others with an interest in linguistic research and theory
Cryptography
Q&A for software developers, mathematicians and others interested in cryptography
