Of course extraterrestrial life exists. To assume the we are the only creations in the universe is small minded arrogant. Other life may not share physical characteristics with our own human bodies, but I am sure there is sentient life out there.
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.
