Organizations:
Association for Women in Science
Association for Women Geoscientists
Association for Women in Mathematics
Committee on Women in Science and Engineering
IEEE Women in Engineering
Society of Women Engineers
Women Chemists' Committee
Women in Physics
List of Organizations for Women in Science

Biographies and Links:
4000 Years of Women in Science
Famous Women Inventors
The Hypatia Group
Web Resources on Women in Science
Women in Computer Science
Women in Science