My general belief states that it is only a matter of time before we find some proof of existence of extraterrestrial life [maybe even intelligent ;) ]...
I just hope that I will live to see that moment...
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.