1. Aps.org
The world's second largest organization of physicists, APS publishes physics journals and organizes meetings.
http://www.aps.org

2. Nationalgeographic.com
National Geographic provides free maps, photos, videos and daily news stories, as well as articles and features about animals, the environment, cultures, history, world music and travel.
http://www.nationalgeographic.com

3. Isoc.org
The Internet Society (ISOC) is a nonprofit organisation founded in 1992 to provide leadership in Internet related standards, education, and policy. With offices in Washington and Geneva, it is dedicated to ensuring the open development, evolution and use
http://www.isoc.org

4. Aas.org
American Astronomical Society Advocates for science since 1899 AAS 211th Meeting Information AAS 211th Abstract Submission Due: 17 October 2007, 9 PM EDT The Martial Art of Scientific Publication International Heliophysical Year 2007 The American
http://www.aas.org

5. Planetary.org
TAKE ACTION: Endorse the Principles of the Roadmap to Space ...more LIFE Flying to Phobos and Back! ...more The Planetary Society, the world's largest space-interest group, is dedicated to inspiring the public with the adventure and mystery of space
http://www.planetary.org

6. Ams.org
Home Membership Career Services Meetings The Profession Authors Government Public Awareness Customer Services About Us | Contact Us Join Now | Renew | Benefits | Options | News | Students | Find Members About the AMS AMS Membership Governance Giving to
http://www.ams.org

7. Biophysics.org
Biophysics is that branch of knowledge that applies the principles of physics and chemistry and the methods of mathematical analysis and computer modeling to understand how biological systems work
http://www.biophysics.org

8. Ashrae.org
High Performing Buildings Buy Standards Guidelines Special Project Activities High-Performance Building '09 Winter Education Program Chapter/In-Company Courses Communication Testimony Secure Chapter Volunteer Activity Click here: Sustainability Resources
http://www.ashrae.org

9. Ametsoc.org
American Meteorological Society
http://www.ametsoc.org

10. Geosociety.org
GSA offers a host of resources for everyone at all levels including professionals, teachers, students, clients, web-site visitors.
http://www.geosociety.org

11. Asm.org
Source For Microbiology: The American Society for Microbiology is dedicated to the utilization of microbiology and microbiological sciences for the promotion of human welfare and for the accumulation of knowledge.
http://www.asm.org

12. Electrochem.org
The Society for Solid-State and Electrochemical science and Technology.
http://www.electrochem.org

13. Sae.org
SAE International is the premier membership society dedicated to advancing mobility engineering worldwide. SAE is a global technology information and standards-setting resource for the design, manufacturing, operation, and maintenance of automobiles,
http://www.sae.org

14. Asa.aip.org
The ASA Online Membership Directory is updated monthly. Go to the Journal of the Acoustical Society of America Online . Technical Program Calendar Schedule of Committee Meetings Visit the New ASA Digital Library Renew Membership for 2008 Online Visit the
http://asa.aip.org

15. Asme.org
The ASME vision for mechanical engineering is to be the premier organization for promoting the art, science and practice throughout the world.
http://www.asme.org