1) I think extraterrestrial life is out there, but to far away for the human life span to find out for sure. Until we can travel at at least the speed of light will we be able to truly discover other life like ours.
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.