Mathematics
Q&A for people studying math at any level and professionals in related fields
Physics
Q&A for active researchers, academics and students of physics
Stack Overflow
Q&A for professional and enthusiast programmers
Cross Validated
Q&A for people interested in statistics, machine learning, data analysis, data mining, and data visualization
Latin Language
Q&A for linguists, teachers, and students wanting to discuss the finer points of the Latin language
German Language
Q&A for speakers of German wanting to discuss the finer points of the language and translation
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Personal Finance & Money
Q&A for people who want to be financially literate
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Worldbuilding
Q&A for writers/artists using science, geography and culture to construct imaginary worlds and settings
Earth Science
Q&A for those interested in the geology, meteorology, oceanography, and environmental sciences
Writing
Q&A for the craft of professional writing, including fiction, non-fiction, technical, scholarly, and commercial writing
Academia
Q&A for academics and those enrolled in higher education
Game Development
Q&A for professional and independent game developers
Data Science
Q&A for Data science professionals, Machine Learning specialists, and those interested in learning more about the field
Economics
Q&A for those who study, teach, research and apply economics and econometrics
The Workplace
Q&A for members of the workforce navigating the professional setting