I don't think for a minute that anyone is going to find signs of intelligent life out there, but what the heck...they wanna look and it doesn't hurt me any to let them borrow my machine when I'm not using it.
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.
