The majority of computer users know about SETI@Home by now, don’t they? It’s the software program you can download for free that takes a share of the SETI date and compiles it. If your PC or Mac is the one on which the evidence for life on other planets is found, you’ll become one of the most famous people ever. It’s only a screensaver, after all, and what SETI is trying to do is pretty amazing. x