http://www.seti-inst.edu
2. CSETI
http://www.cseti.org
3. The Astrobiology Web
http://www.astrobiology.com
4. Planetary Society's SEARCH
http://www.planetary.org
5. SETI League
http://www.setileague.org
6. Project BAMBI
http://www.bambi.net
7. CNI News
http://www.cninews.com
8. SetiQuest
http://www.setiquest.com
9. Big Ear Radio Observatory
http://www.bigear.org
10. Columbus Optical SETI Observatory
http://www.coseti.org