Q. Do you think extraterrestrial life exists?
A. They may be now behind you.
Q. Why do you run SETI@home?
A. Although the American government may have hidden their existence, I want to check that they exist personally.
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.