Join the search to find E.T. This scientific experiment uses Internet-connected computers in the Search for Extraterrestrial Intelligence. You can participate by running this free screen saver, which downloads and analyzes radio telescope data when you're not using your system. Your results will be uploaded automatically to the University of California at Berkeley the next time you are online, and new data will be downloaded for your next task.
This latest version (3.08) fixes a potential buffer overrun in the networking code of the client.
Note for Windows XP users: If you upgraded your OS from an older version of Windows, you may have trouble running an existing installation of SETI@home.
Download, install and run the BOINC software used by SETI@home. When prompted, enter the URL: http://setiathome.berkeley.edu