Contains newsletters, newsgroups, forums, message boards, and chat rooms which discuss broad science related topics. Also provides links to categories for "chats and forums" focused in a particular field of science.
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Many topics covered; for beginners to serious researchers.
5
139,700
64,456
329,000
6,380
99

Discussion topics include astronomy, cosmology, biology, chemistry, earth sciences, physics, social sciences, health, medicine, history, economics, business, engineering, computer science, math and environmental issues.

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

A place to learn and discuss various aspects of science and technology and how they interact.
3
5,429,826
3,197,294
25,300,000
142
NA

Features discussions in the areas of physics, astronomy, math and philosophy.

Discussion board primarily focused on the life sciences and related fields, intended for and moderated by scientists.
5
92,041
336,987
90,600
2,740
205

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.

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

Professional scientists write about their scientific life with the aim of giving others tips on how to survive in science.
6
822,403
863,091
1,100
1,630
468

Online networking, communication and presentation platform specially designed for the needs of researchers who can present their work, groups and resources to potential partners in science and industry.
5
18,330,960
NA
124,000
221
NA