A place to post about any science-related topic.

Serious discussion about traditional and alternative topics in science.

Science discussion board and networking site for science scholars. Boards include news and research topics in chemistry, biology, physics, math, biotechnology, biochemistry, bioinformatics, immunology, nanotechnology, engineering, medical and agricultural science.

An intellectual community focused on science and technology, philosophy and related subjects.

Social networking site that enables scientists, engineers, and other technical professionals to connect, collaborate with, and learn from each other.

A group of nerds who are passionate about science record their thoughts.

Forum for the discussion of problems for scientists and college students.

A plastics discussion forum for the plastics and rubber industry worldwide.

A moderated discussion forum focused primarily on hard sciences, with additional topics devoted to the artistic interests of our members. Online Chat and LaTeX support are included.

An advanced discussion forum for science, philosophy, and related matters. Multiple forums, career announcements, and a dynamic IRC chatroom.