Physics
Q&A for active researchers, academics and students of physics
Web Applications
Q&A for power users of web applications
Academia
Q&A for academics and those enrolled in higher education
Mathematics
Q&A for people studying math at any level and professionals in related fields
Meta Stack Exchange
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Stack Overflow
Q&A for professional and enthusiast programmers
Hinduism
Q&A for followers of the Hindu religion and those interested in learning more about Hinduism
History of Science and Mathematics
Q&A for people interested in the history and origins of science and mathematics
TeX - LaTeX
Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Chemistry
Q&A for scientists, academics, teachers, and students in the field of chemistry