Biohacking

For experts & enthusiasts in the fields of applied human neuroscience, biology, nutritional supplementation, and cognitive enhancement interested in manipulating their biochemistry in search of superhuman physical and mental performance.

Aviation and Aerospace

For pilots, ATCs, mechanics, aero and astro-engineers, students and enthusiasts.

Ecology

For those who study the interactions between organisms and their environment

Game Theory

For researchers, academics, and practitioners of strategic decision making

Economics

For economists, academics, college students and those otherwise passionate about the subject.

Astronomy

For astronomers and astrophysicists.

Human Sexuality

For regular people, teachers, psychologists, doctors/med students, LGBT community, biologists or other professionals that have questions relating to sex, STIs (STDs), sexual orientation, relationships, sexuality or other sex or gender oriented ...

Health Care

For common people to get help on their personal health problems. They can ask health related problems only.

Geoscience

For those interested in the geology, meteorology, oceanography, and environmental sciences.

Neuroinformatics

For neuroinformaticians, n., people working at the interface of neuroscience and informatics

Natural Language Processing

For researchers, students, hobbyists and developers who use natural language processing in their work. For people with questions related to the theoretical aspects of computational methods for language modeling, classification, and analysis.

Mechanical Engineering

For professionals and enthusiasts of the discipline of engineering that applies the principles of physics and materials science to the analysis, design, manufacturing, and maintenance of mechanical systems.

Building Performance Simulation & Analysis

For energy modelers, architects, LEED AP, mechanical engineers, building scientists, and researchers

Quantum Information and Foundations

For research level questions in the areas of quantum information science and quantum foundations.

Information Retrieval and Search Engines

For researchers and practitioners who specialize in building systems that help people organize data and extract information from it.