I agree with Carl Sagan. I think he knew something about it...
We need to do everything what we(human) can.
I prefer searching something what should be only exist in our mind(what about God?...)than take a gun and destroy something what made or imagined by another human.
Read the book: Swarm - written by Frank Schatzing
http://www.harpercollins.com/book/index.aspx?isbn=9780060813260
http://www.amazon.com/Swarm-A-Novel-Frank-Schatzing/dp/0060813261
SETI@home and Astropulse are funded by grants from the National Science Foundation, NASA, and donations from SETI@home volunteers. AstroPulse is funded in part by the NSF through grant AST-0307956.
