Able2Know - Science & Mathematics
   Make inquiries about science and math topics, as well participate in discussions and debates.
   http://www.able2know.com/forums/ask-about71.html

Duckalogue
   Offers discussion about sports, book reviews, scientific studies, and commentaries on modern concerns.
   http://duckalogue.blogspot.com/

Element Science Community Forums
   A place to post about any science-related topic.
   http://www.elementlist.com/lnx/index.php?action=displaycat&catid=29

Groupsrv.com
   Serious discussion about traditional and alternative topics in science.
   http://www.groupsrv.com/science/

InsectHobbyist
   An independent online community of Insect and Arachnid hobbyists, businesses, keepers, breeders, and organizations. Chat rooms, WebRadio, classifieds, feature pages, and lots of forums. Part of the PetHobbyist community.
   http://www.insecthobbyist.com/

Lab-monkeys.com
   A community of students, technicians, post-doctorates, and researchers to have discussions of science, lab-life, careers, and education.
   http://www.lab-monkeys.com/forums/

PhysicsMathForums.com
   Features discussions in the areas of physics, astronomy, math and philosophy.
   http://physicsmathforums.com/

Plastictalk Forum
   A plastics discussion forum for the plastics and rubber industry worldwide.
   http://www.plastictalk.com/forum/

Research Scholar Forum
   Private group. Discussion topics include research projects, ideas, information, conference notices, fellowship award announcements, and examination details.
   http://www.researchfellow.net

Sci-Tech.co.uk
   A place to learn and discuss various aspects of science and technology and how they interact.
   http://www.sci-tech.co.uk/

Science Chat Forum
   An advanced discussion forum for science, philosophy, and related matters. Multiple forums, career announcements, and a dynamic IRC chatroom.
   http://www.sciencechatforum.com/

Science Forum: Philosophy Physics Metaphysics of Space
   Science discussion of physical reality, Space and Matter.
   http://www.physics-philosophy-metaphysics.com/forum/index.php

Science Forums
   Many topics covered; for beginners to serious researchers.
   http://www.scienceforums.net/

Science Reloaded
   Discussion board covers topics including engineering, physics, cryptography, inventions, and alternative science concepts.
   http://www.sciencereloaded.com

Scientist Solutions
   Features discussion board topics for analytical chemistry, anatomy, physiology, biotechnology, biochemistry, bioethics, bioinformatics, biophysics, cell biology, cell transduction, molecular pathology, genetics, genomics, immunology, microbiology, neurosc
   http://www.scientistsolutions.com

The Science Advisory Board
   A global community of life scientists who convene to share knowledge and comment on emerging technologies.
   http://www.scienceboard.net/forum/

The Science Forum
   Discussion topics include astronomy, cosmology, biology, chemistry, earth sciences, physics, social sciences, health, medicine, history, economics, business, engineering, computer science, math and environmental issues.
   http://www.thescienceforum.com/