the human life form and intelligence is way to limited to discover and trust/believe what's out there. Earth is just a pin head in an ocean of materia.
Even if we find something (by accident), we are to frightened to believe what we see.
The army knows way more about all that matters.
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.