See also:

• Science: Chats and Forums  (15)

• Ars Mathematica - News and discussions on the mathematical arts.
• The Institute of Mathematics and its Applications Discussion Forums - Discussion of mathematical issues with councillors and members of the UK professional body, open to all.
• Javamath-discuss - A general mailing list for discussion about mathematical software development in Java.
• JISCmail - Mailing lists in mathematics and statistics for the UK academic community.
• Math Forum: Public Discussions - Group topics include general math, education, geometry, software, calculus reform, research and recreations.
• Math Help Forum - A discussion forum for students and teachers of mathematics at school, college and advanced levels, including homework help for students.
• Math is Fun Forum - A discussion forum for K-12 math students and teachers, with a focus on learning and teaching math the fun way.
• Maths is Toothpaste - Mathematics is useless on its own, it only has a function when used with something else (i.e. a toothbrush). An online discussion.
• Maths-Education - Email forum for those working in mathematics education to share ideas and experiences, and request information.
• Mathstore Electronic Discussions - A list of mailing lists compiled by LTSN.
• Undernet Math - Topica email list serving the users of the IRC channel #math on the Undernet, for discussion and challenging puzzles.
• WebMath - A mailing list for those interested in mathematics on the World Wide Web.
• Yahoo Groups : Erdos - A group for proposing problems, sharing ideas, discussing areas of research and reviewing papers and books of interest. [Requires Yahoo! membership]
• Yahoo Groups : maththeorists - Discussions relating to number and mathematics philosophy.
• Yahoo Groups in Mathematics - Mailing lists and discussion groups (including former OneList and eGroups).
• Yahoo Groups: Math For Fun - Focuses on solving challenging math problems.
• Yahoo Groups: Theory-edge - Informal discussion of research in algorithmics, mathematics, and their applications.